diff options
Diffstat (limited to 'kernel/drivers/usb/misc/sisusbvga')
| -rw-r--r-- | kernel/drivers/usb/misc/sisusbvga/Kconfig | 47 | ||||
| -rw-r--r-- | kernel/drivers/usb/misc/sisusbvga/Makefile | 7 | ||||
| -rw-r--r-- | kernel/drivers/usb/misc/sisusbvga/sisusb.c | 3288 | ||||
| -rw-r--r-- | kernel/drivers/usb/misc/sisusbvga/sisusb.h | 311 | ||||
| -rw-r--r-- | kernel/drivers/usb/misc/sisusbvga/sisusb_con.c | 1568 | ||||
| -rw-r--r-- | kernel/drivers/usb/misc/sisusbvga/sisusb_init.c | 958 | ||||
| -rw-r--r-- | kernel/drivers/usb/misc/sisusbvga/sisusb_init.h | 841 | ||||
| -rw-r--r-- | kernel/drivers/usb/misc/sisusbvga/sisusb_struct.h | 161 |
8 files changed, 7181 insertions, 0 deletions
diff --git a/kernel/drivers/usb/misc/sisusbvga/Kconfig b/kernel/drivers/usb/misc/sisusbvga/Kconfig new file mode 100644 index 000000000..36bc28c88 --- /dev/null +++ b/kernel/drivers/usb/misc/sisusbvga/Kconfig @@ -0,0 +1,47 @@ + +config USB_SISUSBVGA + tristate "USB 2.0 SVGA dongle support (Net2280/SiS315)" + depends on (USB_MUSB_HDRC || USB_EHCI_HCD) + select FONT_SUPPORT if USB_SISUSBVGA_CON + ---help--- + Say Y here if you intend to attach a USB2VGA dongle based on a + Net2280 and a SiS315 chip. + + Note that this device requires a USB 2.0 host controller. It will not + work with USB 1.x controllers. + + To compile this driver as a module, choose M here; the module will be + called sisusbvga. If unsure, say N. + +config USB_SISUSBVGA_CON + bool "Text console and mode switching support" if USB_SISUSBVGA + depends on VT + select FONT_8x16 + ---help--- + Say Y here if you want a VGA text console via the USB dongle or + want to support userland applications that utilize the driver's + display mode switching capabilities. + + Note that this console supports VGA/EGA text mode only. + + By default, the console part of the driver will not kick in when + the driver is initialized. If you want the driver to take over + one or more of the consoles, you need to specify the number of + the first and last consoles (starting at 1) as driver parameters. + + For example, if the driver is compiled as a module: + + modprobe sisusbvga first=1 last=5 + + If you use hotplug, add this to your modutils config files with + the "options" keyword, such as eg. + + options sisusbvga first=1 last=5 + + If the driver is compiled into the kernel image, the parameters + must be given in the kernel command like, such as + + sisusbvga.first=1 sisusbvga.last=5 + + + diff --git a/kernel/drivers/usb/misc/sisusbvga/Makefile b/kernel/drivers/usb/misc/sisusbvga/Makefile new file mode 100644 index 000000000..3142476cc --- /dev/null +++ b/kernel/drivers/usb/misc/sisusbvga/Makefile @@ -0,0 +1,7 @@ +# +# Makefile for the sisusb driver (if driver is inside kernel tree). +# + +obj-$(CONFIG_USB_SISUSBVGA) += sisusbvga.o + +sisusbvga-y := sisusb.o sisusb_init.o sisusb_con.o diff --git a/kernel/drivers/usb/misc/sisusbvga/sisusb.c b/kernel/drivers/usb/misc/sisusbvga/sisusb.c new file mode 100644 index 000000000..022dc0008 --- /dev/null +++ b/kernel/drivers/usb/misc/sisusbvga/sisusb.c @@ -0,0 +1,3288 @@ +/* + * sisusb - usb kernel driver for SiS315(E) based USB2VGA dongles + * + * Main part + * + * Copyright (C) 2005 by Thomas Winischhofer, Vienna, Austria + * + * If distributed as part of the Linux kernel, this code is licensed under the + * terms of the GPL v2. + * + * Otherwise, the following license terms apply: + * + * * Redistribution and use in source and binary forms, with or without + * * modification, are permitted provided that the following conditions + * * are met: + * * 1) Redistributions of source code must retain the above copyright + * * notice, this list of conditions and the following disclaimer. + * * 2) Redistributions in binary form must reproduce the above copyright + * * notice, this list of conditions and the following disclaimer in the + * * documentation and/or other materials provided with the distribution. + * * 3) The name of the author may not be used to endorse or promote products + * * derived from this software without specific psisusbr written permission. + * * + * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESSED OR + * * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Author: Thomas Winischhofer <thomas@winischhofer.net> + * + */ + +#include <linux/mutex.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/signal.h> +#include <linux/errno.h> +#include <linux/poll.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/kref.h> +#include <linux/usb.h> +#include <linux/vmalloc.h> + +#include "sisusb.h" +#include "sisusb_init.h" + +#ifdef INCL_SISUSB_CON +#include <linux/font.h> +#endif + +#define SISUSB_DONTSYNC + +/* Forward declarations / clean-up routines */ + +#ifdef INCL_SISUSB_CON +static int sisusb_first_vc = 0; +static int sisusb_last_vc = 0; +module_param_named(first, sisusb_first_vc, int, 0); +module_param_named(last, sisusb_last_vc, int, 0); +MODULE_PARM_DESC(first, "Number of first console to take over (1 - MAX_NR_CONSOLES)"); +MODULE_PARM_DESC(last, "Number of last console to take over (1 - MAX_NR_CONSOLES)"); +#endif + +static struct usb_driver sisusb_driver; + +static void +sisusb_free_buffers(struct sisusb_usb_data *sisusb) +{ + int i; + + for (i = 0; i < NUMOBUFS; i++) { + if (sisusb->obuf[i]) { + kfree(sisusb->obuf[i]); + sisusb->obuf[i] = NULL; + } + } + if (sisusb->ibuf) { + kfree(sisusb->ibuf); + sisusb->ibuf = NULL; + } +} + +static void +sisusb_free_urbs(struct sisusb_usb_data *sisusb) +{ + int i; + + for (i = 0; i < NUMOBUFS; i++) { + usb_free_urb(sisusb->sisurbout[i]); + sisusb->sisurbout[i] = NULL; + } + usb_free_urb(sisusb->sisurbin); + sisusb->sisurbin = NULL; +} + +/* Level 0: USB transport layer */ + +/* 1. out-bulks */ + +/* out-urb management */ + +/* Return 1 if all free, 0 otherwise */ +static int +sisusb_all_free(struct sisusb_usb_data *sisusb) +{ + int i; + + for (i = 0; i < sisusb->numobufs; i++) { + + if (sisusb->urbstatus[i] & SU_URB_BUSY) + return 0; + + } + + return 1; +} + +/* Kill all busy URBs */ +static void +sisusb_kill_all_busy(struct sisusb_usb_data *sisusb) +{ + int i; + + if (sisusb_all_free(sisusb)) + return; + + for (i = 0; i < sisusb->numobufs; i++) { + + if (sisusb->urbstatus[i] & SU_URB_BUSY) + usb_kill_urb(sisusb->sisurbout[i]); + + } +} + +/* Return 1 if ok, 0 if error (not all complete within timeout) */ +static int +sisusb_wait_all_out_complete(struct sisusb_usb_data *sisusb) +{ + int timeout = 5 * HZ, i = 1; + + wait_event_timeout(sisusb->wait_q, + (i = sisusb_all_free(sisusb)), + timeout); + + return i; +} + +static int +sisusb_outurb_available(struct sisusb_usb_data *sisusb) +{ + int i; + + for (i = 0; i < sisusb->numobufs; i++) { + + if ((sisusb->urbstatus[i] & (SU_URB_BUSY|SU_URB_ALLOC)) == 0) + return i; + + } + + return -1; +} + +static int +sisusb_get_free_outbuf(struct sisusb_usb_data *sisusb) +{ + int i, timeout = 5 * HZ; + + wait_event_timeout(sisusb->wait_q, + ((i = sisusb_outurb_available(sisusb)) >= 0), + timeout); + + return i; +} + +static int +sisusb_alloc_outbuf(struct sisusb_usb_data *sisusb) +{ + int i; + + i = sisusb_outurb_available(sisusb); + + if (i >= 0) + sisusb->urbstatus[i] |= SU_URB_ALLOC; + + return i; +} + +static void +sisusb_free_outbuf(struct sisusb_usb_data *sisusb, int index) +{ + if ((index >= 0) && (index < sisusb->numobufs)) + sisusb->urbstatus[index] &= ~SU_URB_ALLOC; +} + +/* completion callback */ + +static void +sisusb_bulk_completeout(struct urb *urb) +{ + struct sisusb_urb_context *context = urb->context; + struct sisusb_usb_data *sisusb; + + if (!context) + return; + + sisusb = context->sisusb; + + if (!sisusb || !sisusb->sisusb_dev || !sisusb->present) + return; + +#ifndef SISUSB_DONTSYNC + if (context->actual_length) + *(context->actual_length) += urb->actual_length; +#endif + + sisusb->urbstatus[context->urbindex] &= ~SU_URB_BUSY; + wake_up(&sisusb->wait_q); +} + +static int +sisusb_bulkout_msg(struct sisusb_usb_data *sisusb, int index, unsigned int pipe, void *data, + int len, int *actual_length, int timeout, unsigned int tflags) +{ + struct urb *urb = sisusb->sisurbout[index]; + int retval, byteswritten = 0; + + /* Set up URB */ + urb->transfer_flags = 0; + + usb_fill_bulk_urb(urb, sisusb->sisusb_dev, pipe, data, len, + sisusb_bulk_completeout, &sisusb->urbout_context[index]); + + urb->transfer_flags |= tflags; + urb->actual_length = 0; + + /* Set up context */ + sisusb->urbout_context[index].actual_length = (timeout) ? + NULL : actual_length; + + /* Declare this urb/buffer in use */ + sisusb->urbstatus[index] |= SU_URB_BUSY; + + /* Submit URB */ + retval = usb_submit_urb(urb, GFP_KERNEL); + + /* If OK, and if timeout > 0, wait for completion */ + if ((retval == 0) && timeout) { + wait_event_timeout(sisusb->wait_q, + (!(sisusb->urbstatus[index] & SU_URB_BUSY)), + timeout); + if (sisusb->urbstatus[index] & SU_URB_BUSY) { + /* URB timed out... kill it and report error */ + usb_kill_urb(urb); + retval = -ETIMEDOUT; + } else { + /* Otherwise, report urb status */ + retval = urb->status; + byteswritten = urb->actual_length; + } + } + + if (actual_length) + *actual_length = byteswritten; + + return retval; +} + +/* 2. in-bulks */ + +/* completion callback */ + +static void +sisusb_bulk_completein(struct urb *urb) +{ + struct sisusb_usb_data *sisusb = urb->context; + + if (!sisusb || !sisusb->sisusb_dev || !sisusb->present) + return; + + sisusb->completein = 1; + wake_up(&sisusb->wait_q); +} + +static int +sisusb_bulkin_msg(struct sisusb_usb_data *sisusb, unsigned int pipe, void *data, + int len, int *actual_length, int timeout, unsigned int tflags) +{ + struct urb *urb = sisusb->sisurbin; + int retval, readbytes = 0; + + urb->transfer_flags = 0; + + usb_fill_bulk_urb(urb, sisusb->sisusb_dev, pipe, data, len, + sisusb_bulk_completein, sisusb); + + urb->transfer_flags |= tflags; + urb->actual_length = 0; + + sisusb->completein = 0; + retval = usb_submit_urb(urb, GFP_KERNEL); + if (retval == 0) { + wait_event_timeout(sisusb->wait_q, sisusb->completein, timeout); + if (!sisusb->completein) { + /* URB timed out... kill it and report error */ + usb_kill_urb(urb); + retval = -ETIMEDOUT; + } else { + /* URB completed within timeout */ + retval = urb->status; + readbytes = urb->actual_length; + } + } + + if (actual_length) + *actual_length = readbytes; + + return retval; +} + + +/* Level 1: */ + +/* Send a bulk message of variable size + * + * To copy the data from userspace, give pointer to "userbuffer", + * to copy from (non-DMA) kernel memory, give "kernbuffer". If + * both of these are NULL, it is assumed, that the transfer + * buffer "sisusb->obuf[index]" is set up with the data to send. + * Index is ignored if either kernbuffer or userbuffer is set. + * If async is nonzero, URBs will be sent without waiting for + * completion of the previous URB. + * + * (return 0 on success) + */ + +static int sisusb_send_bulk_msg(struct sisusb_usb_data *sisusb, int ep, int len, + char *kernbuffer, const char __user *userbuffer, int index, + ssize_t *bytes_written, unsigned int tflags, int async) +{ + int result = 0, retry, count = len; + int passsize, thispass, transferred_len = 0; + int fromuser = (userbuffer != NULL) ? 1 : 0; + int fromkern = (kernbuffer != NULL) ? 1 : 0; + unsigned int pipe; + char *buffer; + + (*bytes_written) = 0; + + /* Sanity check */ + if (!sisusb || !sisusb->present || !sisusb->sisusb_dev) + return -ENODEV; + + /* If we copy data from kernel or userspace, force the + * allocation of a buffer/urb. If we have the data in + * the transfer buffer[index] already, reuse the buffer/URB + * if the length is > buffer size. (So, transmitting + * large data amounts directly from the transfer buffer + * treats the buffer as a ring buffer. However, we need + * to sync in this case.) + */ + if (fromuser || fromkern) + index = -1; + else if (len > sisusb->obufsize) + async = 0; + + pipe = usb_sndbulkpipe(sisusb->sisusb_dev, ep); + + do { + passsize = thispass = (sisusb->obufsize < count) ? + sisusb->obufsize : count; + + if (index < 0) + index = sisusb_get_free_outbuf(sisusb); + + if (index < 0) + return -EIO; + + buffer = sisusb->obuf[index]; + + if (fromuser) { + + if (copy_from_user(buffer, userbuffer, passsize)) + return -EFAULT; + + userbuffer += passsize; + + } else if (fromkern) { + + memcpy(buffer, kernbuffer, passsize); + kernbuffer += passsize; + + } + + retry = 5; + while (thispass) { + + if (!sisusb->sisusb_dev) + return -ENODEV; + + result = sisusb_bulkout_msg(sisusb, + index, + pipe, + buffer, + thispass, + &transferred_len, + async ? 0 : 5 * HZ, + tflags); + + if (result == -ETIMEDOUT) { + + /* Will not happen if async */ + if (!retry--) + return -ETIME; + + continue; + } + + if ((result == 0) && !async && transferred_len) { + + thispass -= transferred_len; + buffer += transferred_len; + + } else + break; + } + + if (result) + return result; + + (*bytes_written) += passsize; + count -= passsize; + + /* Force new allocation in next iteration */ + if (fromuser || fromkern) + index = -1; + + } while (count > 0); + + if (async) { +#ifdef SISUSB_DONTSYNC + (*bytes_written) = len; + /* Some URBs/buffers might be busy */ +#else + sisusb_wait_all_out_complete(sisusb); + (*bytes_written) = transferred_len; + /* All URBs and all buffers are available */ +#endif + } + + return ((*bytes_written) == len) ? 0 : -EIO; +} + +/* Receive a bulk message of variable size + * + * To copy the data to userspace, give pointer to "userbuffer", + * to copy to kernel memory, give "kernbuffer". One of them + * MUST be set. (There is no technique for letting the caller + * read directly from the ibuf.) + * + */ + +static int sisusb_recv_bulk_msg(struct sisusb_usb_data *sisusb, int ep, int len, + void *kernbuffer, char __user *userbuffer, ssize_t *bytes_read, + unsigned int tflags) +{ + int result = 0, retry, count = len; + int bufsize, thispass, transferred_len; + unsigned int pipe; + char *buffer; + + (*bytes_read) = 0; + + /* Sanity check */ + if (!sisusb || !sisusb->present || !sisusb->sisusb_dev) + return -ENODEV; + + pipe = usb_rcvbulkpipe(sisusb->sisusb_dev, ep); + buffer = sisusb->ibuf; + bufsize = sisusb->ibufsize; + + retry = 5; + +#ifdef SISUSB_DONTSYNC + if (!(sisusb_wait_all_out_complete(sisusb))) + return -EIO; +#endif + + while (count > 0) { + + if (!sisusb->sisusb_dev) + return -ENODEV; + + thispass = (bufsize < count) ? bufsize : count; + + result = sisusb_bulkin_msg(sisusb, + pipe, + buffer, + thispass, + &transferred_len, + 5 * HZ, + tflags); + + if (transferred_len) + thispass = transferred_len; + + else if (result == -ETIMEDOUT) { + + if (!retry--) + return -ETIME; + + continue; + + } else + return -EIO; + + + if (thispass) { + + (*bytes_read) += thispass; + count -= thispass; + + if (userbuffer) { + + if (copy_to_user(userbuffer, buffer, thispass)) + return -EFAULT; + + userbuffer += thispass; + + } else { + + memcpy(kernbuffer, buffer, thispass); + kernbuffer += thispass; + + } + + } + + } + + return ((*bytes_read) == len) ? 0 : -EIO; +} + +static int sisusb_send_packet(struct sisusb_usb_data *sisusb, int len, + struct sisusb_packet *packet) +{ + int ret; + ssize_t bytes_transferred = 0; + __le32 tmp; + + if (len == 6) + packet->data = 0; + +#ifdef SISUSB_DONTSYNC + if (!(sisusb_wait_all_out_complete(sisusb))) + return 1; +#endif + + /* Eventually correct endianness */ + SISUSB_CORRECT_ENDIANNESS_PACKET(packet); + + /* 1. send the packet */ + ret = sisusb_send_bulk_msg(sisusb, SISUSB_EP_GFX_OUT, len, + (char *)packet, NULL, 0, &bytes_transferred, 0, 0); + + if ((ret == 0) && (len == 6)) { + + /* 2. if packet len == 6, it means we read, so wait for 32bit + * return value and write it to packet->data + */ + ret = sisusb_recv_bulk_msg(sisusb, SISUSB_EP_GFX_IN, 4, + (char *)&tmp, NULL, &bytes_transferred, 0); + + packet->data = le32_to_cpu(tmp); + } + + return ret; +} + +static int sisusb_send_bridge_packet(struct sisusb_usb_data *sisusb, int len, + struct sisusb_packet *packet, + unsigned int tflags) +{ + int ret; + ssize_t bytes_transferred = 0; + __le32 tmp; + + if (len == 6) + packet->data = 0; + +#ifdef SISUSB_DONTSYNC + if (!(sisusb_wait_all_out_complete(sisusb))) + return 1; +#endif + + /* Eventually correct endianness */ + SISUSB_CORRECT_ENDIANNESS_PACKET(packet); + + /* 1. send the packet */ + ret = sisusb_send_bulk_msg(sisusb, SISUSB_EP_BRIDGE_OUT, len, + (char *)packet, NULL, 0, &bytes_transferred, tflags, 0); + + if ((ret == 0) && (len == 6)) { + + /* 2. if packet len == 6, it means we read, so wait for 32bit + * return value and write it to packet->data + */ + ret = sisusb_recv_bulk_msg(sisusb, SISUSB_EP_BRIDGE_IN, 4, + (char *)&tmp, NULL, &bytes_transferred, 0); + + packet->data = le32_to_cpu(tmp); + } + + return ret; +} + +/* access video memory and mmio (return 0 on success) */ + +/* Low level */ + +/* The following routines assume being used to transfer byte, word, + * long etc. + * This means that + * - the write routines expect "data" in machine endianness format. + * The data will be converted to leXX in sisusb_xxx_packet. + * - the read routines can expect read data in machine-endianess. + */ + +static int sisusb_write_memio_byte(struct sisusb_usb_data *sisusb, int type, + u32 addr, u8 data) +{ + struct sisusb_packet packet; + int ret; + + packet.header = (1 << (addr & 3)) | (type << 6); + packet.address = addr & ~3; + packet.data = data << ((addr & 3) << 3); + ret = sisusb_send_packet(sisusb, 10, &packet); + return ret; +} + +static int sisusb_write_memio_word(struct sisusb_usb_data *sisusb, int type, + u32 addr, u16 data) +{ + struct sisusb_packet packet; + int ret = 0; + + packet.address = addr & ~3; + + switch (addr & 3) { + case 0: + packet.header = (type << 6) | 0x0003; + packet.data = (u32)data; + ret = sisusb_send_packet(sisusb, 10, &packet); + break; + case 1: + packet.header = (type << 6) | 0x0006; + packet.data = (u32)data << 8; + ret = sisusb_send_packet(sisusb, 10, &packet); + break; + case 2: + packet.header = (type << 6) | 0x000c; + packet.data = (u32)data << 16; + ret = sisusb_send_packet(sisusb, 10, &packet); + break; + case 3: + packet.header = (type << 6) | 0x0008; + packet.data = (u32)data << 24; + ret = sisusb_send_packet(sisusb, 10, &packet); + packet.header = (type << 6) | 0x0001; + packet.address = (addr & ~3) + 4; + packet.data = (u32)data >> 8; + ret |= sisusb_send_packet(sisusb, 10, &packet); + } + + return ret; +} + +static int sisusb_write_memio_24bit(struct sisusb_usb_data *sisusb, int type, + u32 addr, u32 data) +{ + struct sisusb_packet packet; + int ret = 0; + + packet.address = addr & ~3; + + switch (addr & 3) { + case 0: + packet.header = (type << 6) | 0x0007; + packet.data = data & 0x00ffffff; + ret = sisusb_send_packet(sisusb, 10, &packet); + break; + case 1: + packet.header = (type << 6) | 0x000e; + packet.data = data << 8; + ret = sisusb_send_packet(sisusb, 10, &packet); + break; + case 2: + packet.header = (type << 6) | 0x000c; + packet.data = data << 16; + ret = sisusb_send_packet(sisusb, 10, &packet); + packet.header = (type << 6) | 0x0001; + packet.address = (addr & ~3) + 4; + packet.data = (data >> 16) & 0x00ff; + ret |= sisusb_send_packet(sisusb, 10, &packet); + break; + case 3: + packet.header = (type << 6) | 0x0008; + packet.data = data << 24; + ret = sisusb_send_packet(sisusb, 10, &packet); + packet.header = (type << 6) | 0x0003; + packet.address = (addr & ~3) + 4; + packet.data = (data >> 8) & 0xffff; + ret |= sisusb_send_packet(sisusb, 10, &packet); + } + + return ret; +} + +static int sisusb_write_memio_long(struct sisusb_usb_data *sisusb, int type, + u32 addr, u32 data) +{ + struct sisusb_packet packet; + int ret = 0; + + packet.address = addr & ~3; + + switch (addr & 3) { + case 0: + packet.header = (type << 6) | 0x000f; + packet.data = data; + ret = sisusb_send_packet(sisusb, 10, &packet); + break; + case 1: + packet.header = (type << 6) | 0x000e; + packet.data = data << 8; + ret = sisusb_send_packet(sisusb, 10, &packet); + packet.header = (type << 6) | 0x0001; + packet.address = (addr & ~3) + 4; + packet.data = data >> 24; + ret |= sisusb_send_packet(sisusb, 10, &packet); + break; + case 2: + packet.header = (type << 6) | 0x000c; + packet.data = data << 16; + ret = sisusb_send_packet(sisusb, 10, &packet); + packet.header = (type << 6) | 0x0003; + packet.address = (addr & ~3) + 4; + packet.data = data >> 16; + ret |= sisusb_send_packet(sisusb, 10, &packet); + break; + case 3: + packet.header = (type << 6) | 0x0008; + packet.data = data << 24; + ret = sisusb_send_packet(sisusb, 10, &packet); + packet.header = (type << 6) | 0x0007; + packet.address = (addr & ~3) + 4; + packet.data = data >> 8; + ret |= sisusb_send_packet(sisusb, 10, &packet); + } + + return ret; +} + +/* The xxx_bulk routines copy a buffer of variable size. They treat the + * buffer as chars, therefore lsb/msb has to be corrected if using the + * byte/word/long/etc routines for speed-up + * + * If data is from userland, set "userbuffer" (and clear "kernbuffer"), + * if data is in kernel space, set "kernbuffer" (and clear "userbuffer"); + * if neither "kernbuffer" nor "userbuffer" are given, it is assumed + * that the data already is in the transfer buffer "sisusb->obuf[index]". + */ + +static int sisusb_write_mem_bulk(struct sisusb_usb_data *sisusb, u32 addr, + char *kernbuffer, int length, + const char __user *userbuffer, int index, + ssize_t *bytes_written) +{ + struct sisusb_packet packet; + int ret = 0; + static int msgcount = 0; + u8 swap8, fromkern = kernbuffer ? 1 : 0; + u16 swap16; + u32 swap32, flag = (length >> 28) & 1; + char buf[4]; + + /* if neither kernbuffer not userbuffer are given, assume + * data in obuf + */ + if (!fromkern && !userbuffer) + kernbuffer = sisusb->obuf[index]; + + (*bytes_written = 0); + + length &= 0x00ffffff; + + while (length) { + + switch (length) { + + case 1: + if (userbuffer) { + if (get_user(swap8, (u8 __user *)userbuffer)) + return -EFAULT; + } else + swap8 = kernbuffer[0]; + + ret = sisusb_write_memio_byte(sisusb, + SISUSB_TYPE_MEM, + addr, swap8); + + if (!ret) + (*bytes_written)++; + + return ret; + + case 2: + if (userbuffer) { + if (get_user(swap16, (u16 __user *)userbuffer)) + return -EFAULT; + } else + swap16 = *((u16 *)kernbuffer); + + ret = sisusb_write_memio_word(sisusb, + SISUSB_TYPE_MEM, + addr, + swap16); + + if (!ret) + (*bytes_written) += 2; + + return ret; + + case 3: + if (userbuffer) { + if (copy_from_user(&buf, userbuffer, 3)) + return -EFAULT; +#ifdef __BIG_ENDIAN + swap32 = (buf[0] << 16) | + (buf[1] << 8) | + buf[2]; +#else + swap32 = (buf[2] << 16) | + (buf[1] << 8) | + buf[0]; +#endif + } else +#ifdef __BIG_ENDIAN + swap32 = (kernbuffer[0] << 16) | + (kernbuffer[1] << 8) | + kernbuffer[2]; +#else + swap32 = (kernbuffer[2] << 16) | + (kernbuffer[1] << 8) | + kernbuffer[0]; +#endif + + ret = sisusb_write_memio_24bit(sisusb, + SISUSB_TYPE_MEM, + addr, + swap32); + + if (!ret) + (*bytes_written) += 3; + + return ret; + + case 4: + if (userbuffer) { + if (get_user(swap32, (u32 __user *)userbuffer)) + return -EFAULT; + } else + swap32 = *((u32 *)kernbuffer); + + ret = sisusb_write_memio_long(sisusb, + SISUSB_TYPE_MEM, + addr, + swap32); + if (!ret) + (*bytes_written) += 4; + + return ret; + + default: + if ((length & ~3) > 0x10000) { + + packet.header = 0x001f; + packet.address = 0x000001d4; + packet.data = addr; + ret = sisusb_send_bridge_packet(sisusb, 10, + &packet, 0); + packet.header = 0x001f; + packet.address = 0x000001d0; + packet.data = (length & ~3); + ret |= sisusb_send_bridge_packet(sisusb, 10, + &packet, 0); + packet.header = 0x001f; + packet.address = 0x000001c0; + packet.data = flag | 0x16; + ret |= sisusb_send_bridge_packet(sisusb, 10, + &packet, 0); + if (userbuffer) { + ret |= sisusb_send_bulk_msg(sisusb, + SISUSB_EP_GFX_LBULK_OUT, + (length & ~3), + NULL, userbuffer, 0, + bytes_written, 0, 1); + userbuffer += (*bytes_written); + } else if (fromkern) { + ret |= sisusb_send_bulk_msg(sisusb, + SISUSB_EP_GFX_LBULK_OUT, + (length & ~3), + kernbuffer, NULL, 0, + bytes_written, 0, 1); + kernbuffer += (*bytes_written); + } else { + ret |= sisusb_send_bulk_msg(sisusb, + SISUSB_EP_GFX_LBULK_OUT, + (length & ~3), + NULL, NULL, index, + bytes_written, 0, 1); + kernbuffer += ((*bytes_written) & + (sisusb->obufsize-1)); + } + + } else { + + packet.header = 0x001f; + packet.address = 0x00000194; + packet.data = addr; + ret = sisusb_send_bridge_packet(sisusb, 10, + &packet, 0); + packet.header = 0x001f; + packet.address = 0x00000190; + packet.data = (length & ~3); + ret |= sisusb_send_bridge_packet(sisusb, 10, + &packet, 0); + if (sisusb->flagb0 != 0x16) { + packet.header = 0x001f; + packet.address = 0x00000180; + packet.data = flag | 0x16; + ret |= sisusb_send_bridge_packet(sisusb, 10, + &packet, 0); + sisusb->flagb0 = 0x16; + } + if (userbuffer) { + ret |= sisusb_send_bulk_msg(sisusb, + SISUSB_EP_GFX_BULK_OUT, + (length & ~3), + NULL, userbuffer, 0, + bytes_written, 0, 1); + userbuffer += (*bytes_written); + } else if (fromkern) { + ret |= sisusb_send_bulk_msg(sisusb, + SISUSB_EP_GFX_BULK_OUT, + (length & ~3), + kernbuffer, NULL, 0, + bytes_written, 0, 1); + kernbuffer += (*bytes_written); + } else { + ret |= sisusb_send_bulk_msg(sisusb, + SISUSB_EP_GFX_BULK_OUT, + (length & ~3), + NULL, NULL, index, + bytes_written, 0, 1); + kernbuffer += ((*bytes_written) & + (sisusb->obufsize-1)); + } + } + if (ret) { + msgcount++; + if (msgcount < 500) + dev_err(&sisusb->sisusb_dev->dev, "Wrote %zd of %d bytes, error %d\n", + *bytes_written, length, ret); + else if (msgcount == 500) + dev_err(&sisusb->sisusb_dev->dev, "Too many errors, logging stopped\n"); + } + addr += (*bytes_written); + length -= (*bytes_written); + } + + if (ret) + break; + + } + + return ret ? -EIO : 0; +} + +/* Remember: Read data in packet is in machine-endianess! So for + * byte, word, 24bit, long no endian correction is necessary. + */ + +static int sisusb_read_memio_byte(struct sisusb_usb_data *sisusb, int type, + u32 addr, u8 *data) +{ + struct sisusb_packet packet; + int ret; + + CLEARPACKET(&packet); + packet.header = (1 << (addr & 3)) | (type << 6); + packet.address = addr & ~3; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = (u8)(packet.data >> ((addr & 3) << 3)); + return ret; +} + +static int sisusb_read_memio_word(struct sisusb_usb_data *sisusb, int type, + u32 addr, u16 *data) +{ + struct sisusb_packet packet; + int ret = 0; + + CLEARPACKET(&packet); + + packet.address = addr & ~3; + + switch (addr & 3) { + case 0: + packet.header = (type << 6) | 0x0003; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = (u16)(packet.data); + break; + case 1: + packet.header = (type << 6) | 0x0006; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = (u16)(packet.data >> 8); + break; + case 2: + packet.header = (type << 6) | 0x000c; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = (u16)(packet.data >> 16); + break; + case 3: + packet.header = (type << 6) | 0x0008; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = (u16)(packet.data >> 24); + packet.header = (type << 6) | 0x0001; + packet.address = (addr & ~3) + 4; + ret |= sisusb_send_packet(sisusb, 6, &packet); + *data |= (u16)(packet.data << 8); + } + + return ret; +} + +static int sisusb_read_memio_24bit(struct sisusb_usb_data *sisusb, int type, + u32 addr, u32 *data) +{ + struct sisusb_packet packet; + int ret = 0; + + packet.address = addr & ~3; + + switch (addr & 3) { + case 0: + packet.header = (type << 6) | 0x0007; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data & 0x00ffffff; + break; + case 1: + packet.header = (type << 6) | 0x000e; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data >> 8; + break; + case 2: + packet.header = (type << 6) | 0x000c; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data >> 16; + packet.header = (type << 6) | 0x0001; + packet.address = (addr & ~3) + 4; + ret |= sisusb_send_packet(sisusb, 6, &packet); + *data |= ((packet.data & 0xff) << 16); + break; + case 3: + packet.header = (type << 6) | 0x0008; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data >> 24; + packet.header = (type << 6) | 0x0003; + packet.address = (addr & ~3) + 4; + ret |= sisusb_send_packet(sisusb, 6, &packet); + *data |= ((packet.data & 0xffff) << 8); + } + + return ret; +} + +static int sisusb_read_memio_long(struct sisusb_usb_data *sisusb, int type, + u32 addr, u32 *data) +{ + struct sisusb_packet packet; + int ret = 0; + + packet.address = addr & ~3; + + switch (addr & 3) { + case 0: + packet.header = (type << 6) | 0x000f; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data; + break; + case 1: + packet.header = (type << 6) | 0x000e; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data >> 8; + packet.header = (type << 6) | 0x0001; + packet.address = (addr & ~3) + 4; + ret |= sisusb_send_packet(sisusb, 6, &packet); + *data |= (packet.data << 24); + break; + case 2: + packet.header = (type << 6) | 0x000c; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data >> 16; + packet.header = (type << 6) | 0x0003; + packet.address = (addr & ~3) + 4; + ret |= sisusb_send_packet(sisusb, 6, &packet); + *data |= (packet.data << 16); + break; + case 3: + packet.header = (type << 6) | 0x0008; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data >> 24; + packet.header = (type << 6) | 0x0007; + packet.address = (addr & ~3) + 4; + ret |= sisusb_send_packet(sisusb, 6, &packet); + *data |= (packet.data << 8); + } + + return ret; +} + +static int sisusb_read_mem_bulk(struct sisusb_usb_data *sisusb, u32 addr, + char *kernbuffer, int length, + char __user *userbuffer, ssize_t *bytes_read) +{ + int ret = 0; + char buf[4]; + u16 swap16; + u32 swap32; + + (*bytes_read = 0); + + length &= 0x00ffffff; + + while (length) { + + switch (length) { + + case 1: + + ret |= sisusb_read_memio_byte(sisusb, SISUSB_TYPE_MEM, + addr, &buf[0]); + if (!ret) { + (*bytes_read)++; + if (userbuffer) { + if (put_user(buf[0], + (u8 __user *)userbuffer)) { + return -EFAULT; + } + } else { + kernbuffer[0] = buf[0]; + } + } + return ret; + + case 2: + ret |= sisusb_read_memio_word(sisusb, SISUSB_TYPE_MEM, + addr, &swap16); + if (!ret) { + (*bytes_read) += 2; + if (userbuffer) { + if (put_user(swap16, + (u16 __user *)userbuffer)) + return -EFAULT; + } else { + *((u16 *)kernbuffer) = swap16; + } + } + return ret; + + case 3: + ret |= sisusb_read_memio_24bit(sisusb, SISUSB_TYPE_MEM, + addr, &swap32); + if (!ret) { + (*bytes_read) += 3; +#ifdef __BIG_ENDIAN + buf[0] = (swap32 >> 16) & 0xff; + buf[1] = (swap32 >> 8) & 0xff; + buf[2] = swap32 & 0xff; +#else + buf[2] = (swap32 >> 16) & 0xff; + buf[1] = (swap32 >> 8) & 0xff; + buf[0] = swap32 & 0xff; +#endif + if (userbuffer) { + if (copy_to_user(userbuffer, &buf[0], 3)) + return -EFAULT; + } else { + kernbuffer[0] = buf[0]; + kernbuffer[1] = buf[1]; + kernbuffer[2] = buf[2]; + } + } + return ret; + + default: + ret |= sisusb_read_memio_long(sisusb, SISUSB_TYPE_MEM, + addr, &swap32); + if (!ret) { + (*bytes_read) += 4; + if (userbuffer) { + if (put_user(swap32, + (u32 __user *)userbuffer)) + return -EFAULT; + + userbuffer += 4; + } else { + *((u32 *)kernbuffer) = swap32; + kernbuffer += 4; + } + addr += 4; + length -= 4; + } + } + + if (ret) + break; + } + + return ret; +} + +/* High level: Gfx (indexed) register access */ + +#ifdef INCL_SISUSB_CON +int +sisusb_setreg(struct sisusb_usb_data *sisusb, int port, u8 data) +{ + return sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port, data); +} + +int +sisusb_getreg(struct sisusb_usb_data *sisusb, int port, u8 *data) +{ + return sisusb_read_memio_byte(sisusb, SISUSB_TYPE_IO, port, data); +} +#endif + +int +sisusb_setidxreg(struct sisusb_usb_data *sisusb, int port, u8 index, u8 data) +{ + int ret; + ret = sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port, index); + ret |= sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port + 1, data); + return ret; +} + +int +sisusb_getidxreg(struct sisusb_usb_data *sisusb, int port, u8 index, u8 *data) +{ + int ret; + ret = sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port, index); + ret |= sisusb_read_memio_byte(sisusb, SISUSB_TYPE_IO, port + 1, data); + return ret; +} + +int +sisusb_setidxregandor(struct sisusb_usb_data *sisusb, int port, u8 idx, + u8 myand, u8 myor) +{ + int ret; + u8 tmp; + + ret = sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port, idx); + ret |= sisusb_read_memio_byte(sisusb, SISUSB_TYPE_IO, port + 1, &tmp); + tmp &= myand; + tmp |= myor; + ret |= sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port + 1, tmp); + return ret; +} + +static int +sisusb_setidxregmask(struct sisusb_usb_data *sisusb, int port, u8 idx, + u8 data, u8 mask) +{ + int ret; + u8 tmp; + ret = sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port, idx); + ret |= sisusb_read_memio_byte(sisusb, SISUSB_TYPE_IO, port + 1, &tmp); + tmp &= ~(mask); + tmp |= (data & mask); + ret |= sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port + 1, tmp); + return ret; +} + +int +sisusb_setidxregor(struct sisusb_usb_data *sisusb, int port, u8 index, u8 myor) +{ + return(sisusb_setidxregandor(sisusb, port, index, 0xff, myor)); +} + +int +sisusb_setidxregand(struct sisusb_usb_data *sisusb, int port, u8 idx, u8 myand) +{ + return(sisusb_setidxregandor(sisusb, port, idx, myand, 0x00)); +} + +/* Write/read video ram */ + +#ifdef INCL_SISUSB_CON +int +sisusb_writeb(struct sisusb_usb_data *sisusb, u32 adr, u8 data) +{ + return(sisusb_write_memio_byte(sisusb, SISUSB_TYPE_MEM, adr, data)); +} + +int +sisusb_readb(struct sisusb_usb_data *sisusb, u32 adr, u8 *data) +{ + return(sisusb_read_memio_byte(sisusb, SISUSB_TYPE_MEM, adr, data)); +} + +int +sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src, + u32 dest, int length, size_t *bytes_written) +{ + return(sisusb_write_mem_bulk(sisusb, dest, src, length, NULL, 0, bytes_written)); +} + +#ifdef SISUSBENDIANTEST +int +sisusb_read_memory(struct sisusb_usb_data *sisusb, char *dest, + u32 src, int length, size_t *bytes_written) +{ + return(sisusb_read_mem_bulk(sisusb, src, dest, length, NULL, bytes_written)); +} +#endif +#endif + +#ifdef SISUSBENDIANTEST +static void +sisusb_testreadwrite(struct sisusb_usb_data *sisusb) +{ + static char srcbuffer[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 }; + char destbuffer[10]; + size_t dummy; + int i,j; + + sisusb_copy_memory(sisusb, srcbuffer, sisusb->vrambase, 7, &dummy); + + for(i = 1; i <= 7; i++) { + dev_dbg(&sisusb->sisusb_dev->dev, "sisusb: rwtest %d bytes\n", i); + sisusb_read_memory(sisusb, destbuffer, sisusb->vrambase, i, &dummy); + for(j = 0; j < i; j++) { + dev_dbg(&sisusb->sisusb_dev->dev, "rwtest read[%d] = %x\n", j, destbuffer[j]); + } + } +} +#endif + +/* access pci config registers (reg numbers 0, 4, 8, etc) */ + +static int +sisusb_write_pci_config(struct sisusb_usb_data *sisusb, int regnum, u32 data) +{ + struct sisusb_packet packet; + int ret; + + packet.header = 0x008f; + packet.address = regnum | 0x10000; + packet.data = data; + ret = sisusb_send_packet(sisusb, 10, &packet); + return ret; +} + +static int +sisusb_read_pci_config(struct sisusb_usb_data *sisusb, int regnum, u32 *data) +{ + struct sisusb_packet packet; + int ret; + + packet.header = 0x008f; + packet.address = (u32)regnum | 0x10000; + ret = sisusb_send_packet(sisusb, 6, &packet); + *data = packet.data; + return ret; +} + +/* Clear video RAM */ + +static int +sisusb_clear_vram(struct sisusb_usb_data *sisusb, u32 address, int length) +{ + int ret, i; + ssize_t j; + + if (address < sisusb->vrambase) + return 1; + + if (address >= sisusb->vrambase + sisusb->vramsize) + return 1; + + if (address + length > sisusb->vrambase + sisusb->vramsize) + length = sisusb->vrambase + sisusb->vramsize - address; + + if (length <= 0) + return 0; + + /* allocate free buffer/urb and clear the buffer */ + if ((i = sisusb_alloc_outbuf(sisusb)) < 0) + return -EBUSY; + + memset(sisusb->obuf[i], 0, sisusb->obufsize); + + /* We can write a length > buffer size here. The buffer + * data will simply be re-used (like a ring-buffer). + */ + ret = sisusb_write_mem_bulk(sisusb, address, NULL, length, NULL, i, &j); + + /* Free the buffer/urb */ + sisusb_free_outbuf(sisusb, i); + + return ret; +} + +/* Initialize the graphics core (return 0 on success) + * This resets the graphics hardware and puts it into + * a defined mode (640x480@60Hz) + */ + +#define GETREG(r,d) sisusb_read_memio_byte(sisusb, SISUSB_TYPE_IO, r, d) +#define SETREG(r,d) sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, r, d) +#define SETIREG(r,i,d) sisusb_setidxreg(sisusb, r, i, d) +#define GETIREG(r,i,d) sisusb_getidxreg(sisusb, r, i, d) +#define SETIREGOR(r,i,o) sisusb_setidxregor(sisusb, r, i, o) +#define SETIREGAND(r,i,a) sisusb_setidxregand(sisusb, r, i, a) +#define SETIREGANDOR(r,i,a,o) sisusb_setidxregandor(sisusb, r, i, a, o) +#define READL(a,d) sisusb_read_memio_long(sisusb, SISUSB_TYPE_MEM, a, d) +#define WRITEL(a,d) sisusb_write_memio_long(sisusb, SISUSB_TYPE_MEM, a, d) +#define READB(a,d) sisusb_read_memio_byte(sisusb, SISUSB_TYPE_MEM, a, d) +#define WRITEB(a,d) sisusb_write_memio_byte(sisusb, SISUSB_TYPE_MEM, a, d) + +static int +sisusb_triggersr16(struct sisusb_usb_data *sisusb, u8 ramtype) +{ + int ret; + u8 tmp8; + + ret = GETIREG(SISSR, 0x16, &tmp8); + if (ramtype <= 1) { + tmp8 &= 0x3f; + ret |= SETIREG(SISSR, 0x16, tmp8); + tmp8 |= 0x80; + ret |= SETIREG(SISSR, 0x16, tmp8); + } else { + tmp8 |= 0xc0; + ret |= SETIREG(SISSR, 0x16, tmp8); + tmp8 &= 0x0f; + ret |= SETIREG(SISSR, 0x16, tmp8); + tmp8 |= 0x80; + ret |= SETIREG(SISSR, 0x16, tmp8); + tmp8 &= 0x0f; + ret |= SETIREG(SISSR, 0x16, tmp8); + tmp8 |= 0xd0; + ret |= SETIREG(SISSR, 0x16, tmp8); + tmp8 &= 0x0f; + ret |= SETIREG(SISSR, 0x16, tmp8); + tmp8 |= 0xa0; + ret |= SETIREG(SISSR, 0x16, tmp8); + } + return ret; +} + +static int +sisusb_getbuswidth(struct sisusb_usb_data *sisusb, int *bw, int *chab) +{ + int ret; + u8 ramtype, done = 0; + u32 t0, t1, t2, t3; + u32 ramptr = SISUSB_PCI_MEMBASE; + + ret = GETIREG(SISSR, 0x3a, &ramtype); + ramtype &= 3; + + ret |= SETIREG(SISSR, 0x13, 0x00); + + if (ramtype <= 1) { + ret |= SETIREG(SISSR, 0x14, 0x12); + ret |= SETIREGAND(SISSR, 0x15, 0xef); + } else { + ret |= SETIREG(SISSR, 0x14, 0x02); + } + + ret |= sisusb_triggersr16(sisusb, ramtype); + ret |= WRITEL(ramptr + 0, 0x01234567); + ret |= WRITEL(ramptr + 4, 0x456789ab); + ret |= WRITEL(ramptr + 8, 0x89abcdef); + ret |= WRITEL(ramptr + 12, 0xcdef0123); + ret |= WRITEL(ramptr + 16, 0x55555555); + ret |= WRITEL(ramptr + 20, 0x55555555); + ret |= WRITEL(ramptr + 24, 0xffffffff); + ret |= WRITEL(ramptr + 28, 0xffffffff); + ret |= READL(ramptr + 0, &t0); + ret |= READL(ramptr + 4, &t1); + ret |= READL(ramptr + 8, &t2); + ret |= READL(ramptr + 12, &t3); + + if (ramtype <= 1) { + + *chab = 0; *bw = 64; + + if ((t3 != 0xcdef0123) || (t2 != 0x89abcdef)) { + if ((t1 == 0x456789ab) && (t0 == 0x01234567)) { + *chab = 0; *bw = 64; + ret |= SETIREGAND(SISSR, 0x14, 0xfd); + } + } + if ((t1 != 0x456789ab) || (t0 != 0x01234567)) { + *chab = 1; *bw = 64; + ret |= SETIREGANDOR(SISSR, 0x14, 0xfc,0x01); + + ret |= sisusb_triggersr16(sisusb, ramtype); + ret |= WRITEL(ramptr + 0, 0x89abcdef); + ret |= WRITEL(ramptr + 4, 0xcdef0123); + ret |= WRITEL(ramptr + 8, 0x55555555); + ret |= WRITEL(ramptr + 12, 0x55555555); + ret |= WRITEL(ramptr + 16, 0xaaaaaaaa); + ret |= WRITEL(ramptr + 20, 0xaaaaaaaa); + ret |= READL(ramptr + 4, &t1); + + if (t1 != 0xcdef0123) { + *bw = 32; + ret |= SETIREGOR(SISSR, 0x15, 0x10); + } + } + + } else { + + *chab = 0; *bw = 64; /* default: cha, bw = 64 */ + + done = 0; + + if (t1 == 0x456789ab) { + if (t0 == 0x01234567) { + *chab = 0; *bw = 64; + done = 1; + } + } else { + if (t0 == 0x01234567) { + *chab = 0; *bw = 32; + ret |= SETIREG(SISSR, 0x14, 0x00); + done = 1; + } + } + + if (!done) { + ret |= SETIREG(SISSR, 0x14, 0x03); + ret |= sisusb_triggersr16(sisusb, ramtype); + + ret |= WRITEL(ramptr + 0, 0x01234567); + ret |= WRITEL(ramptr + 4, 0x456789ab); + ret |= WRITEL(ramptr + 8, 0x89abcdef); + ret |= WRITEL(ramptr + 12, 0xcdef0123); + ret |= WRITEL(ramptr + 16, 0x55555555); + ret |= WRITEL(ramptr + 20, 0x55555555); + ret |= WRITEL(ramptr + 24, 0xffffffff); + ret |= WRITEL(ramptr + 28, 0xffffffff); + ret |= READL(ramptr + 0, &t0); + ret |= READL(ramptr + 4, &t1); + + if (t1 == 0x456789ab) { + if (t0 == 0x01234567) { + *chab = 1; *bw = 64; + return ret; + } /* else error */ + } else { + if (t0 == 0x01234567) { + *chab = 1; *bw = 32; + ret |= SETIREG(SISSR, 0x14, 0x01); + } /* else error */ + } + } + } + return ret; +} + +static int +sisusb_verify_mclk(struct sisusb_usb_data *sisusb) +{ + int ret = 0; + u32 ramptr = SISUSB_PCI_MEMBASE; + u8 tmp1, tmp2, i, j; + + ret |= WRITEB(ramptr, 0xaa); + ret |= WRITEB(ramptr + 16, 0x55); + ret |= READB(ramptr, &tmp1); + ret |= READB(ramptr + 16, &tmp2); + if ((tmp1 != 0xaa) || (tmp2 != 0x55)) { + for (i = 0, j = 16; i < 2; i++, j += 16) { + ret |= GETIREG(SISSR, 0x21, &tmp1); + ret |= SETIREGAND(SISSR, 0x21, (tmp1 & 0xfb)); + ret |= SETIREGOR(SISSR, 0x3c, 0x01); /* not on 330 */ + ret |= SETIREGAND(SISSR, 0x3c, 0xfe); /* not on 330 */ + ret |= SETIREG(SISSR, 0x21, tmp1); + ret |= WRITEB(ramptr + 16 + j, j); + ret |= READB(ramptr + 16 + j, &tmp1); + if (tmp1 == j) { + ret |= WRITEB(ramptr + j, j); + break; + } + } + } + return ret; +} + +static int +sisusb_set_rank(struct sisusb_usb_data *sisusb, int *iret, int index, + u8 rankno, u8 chab, const u8 dramtype[][5], + int bw) +{ + int ret = 0, ranksize; + u8 tmp; + + *iret = 0; + + if ((rankno == 2) && (dramtype[index][0] == 2)) + return ret; + + ranksize = dramtype[index][3] / 2 * bw / 32; + + if ((ranksize * rankno) > 128) + return ret; + + tmp = 0; + while ((ranksize >>= 1) > 0) tmp += 0x10; + tmp |= ((rankno - 1) << 2); + tmp |= ((bw / 64) & 0x02); + tmp |= (chab & 0x01); + + ret = SETIREG(SISSR, 0x14, tmp); + ret |= sisusb_triggersr16(sisusb, 0); /* sic! */ + + *iret = 1; + + return ret; +} + +static int +sisusb_check_rbc(struct sisusb_usb_data *sisusb, int *iret, u32 inc, int testn) +{ + int ret = 0, i; + u32 j, tmp; + + *iret = 0; + + for (i = 0, j = 0; i < testn; i++) { + ret |= WRITEL(sisusb->vrambase + j, j); + j += inc; + } + + for (i = 0, j = 0; i < testn; i++) { + ret |= READL(sisusb->vrambase + j, &tmp); + if (tmp != j) return ret; + j += inc; + } + + *iret = 1; + return ret; +} + +static int +sisusb_check_ranks(struct sisusb_usb_data *sisusb, int *iret, int rankno, + int idx, int bw, const u8 rtype[][5]) +{ + int ret = 0, i, i2ret; + u32 inc; + + *iret = 0; + + for (i = rankno; i >= 1; i--) { + inc = 1 << (rtype[idx][2] + + rtype[idx][1] + + rtype[idx][0] + + bw / 64 + i); + ret |= sisusb_check_rbc(sisusb, &i2ret, inc, 2); + if (!i2ret) + return ret; + } + + inc = 1 << (rtype[idx][2] + bw / 64 + 2); + ret |= sisusb_check_rbc(sisusb, &i2ret, inc, 4); + if (!i2ret) + return ret; + + inc = 1 << (10 + bw / 64); + ret |= sisusb_check_rbc(sisusb, &i2ret, inc, 2); + if (!i2ret) + return ret; + + *iret = 1; + return ret; +} + +static int +sisusb_get_sdram_size(struct sisusb_usb_data *sisusb, int *iret, int bw, + int chab) +{ + int ret = 0, i2ret = 0, i, j; + static const u8 sdramtype[13][5] = { + { 2, 12, 9, 64, 0x35 }, + { 1, 13, 9, 64, 0x44 }, + { 2, 12, 8, 32, 0x31 }, + { 2, 11, 9, 32, 0x25 }, + { 1, 12, 9, 32, 0x34 }, + { 1, 13, 8, 32, 0x40 }, + { 2, 11, 8, 16, 0x21 }, + { 1, 12, 8, 16, 0x30 }, + { 1, 11, 9, 16, 0x24 }, + { 1, 11, 8, 8, 0x20 }, + { 2, 9, 8, 4, 0x01 }, + { 1, 10, 8, 4, 0x10 }, + { 1, 9, 8, 2, 0x00 } + }; + + *iret = 1; /* error */ + + for (i = 0; i < 13; i++) { + ret |= SETIREGANDOR(SISSR, 0x13, 0x80, sdramtype[i][4]); + for (j = 2; j > 0; j--) { + ret |= sisusb_set_rank(sisusb, &i2ret, i, j, + chab, sdramtype, bw); + if (!i2ret) + continue; + + ret |= sisusb_check_ranks(sisusb, &i2ret, j, i, + bw, sdramtype); + if (i2ret) { + *iret = 0; /* ram size found */ + return ret; + } + } + } + + return ret; +} + +static int +sisusb_setup_screen(struct sisusb_usb_data *sisusb, int clrall, int drwfr) +{ + int ret = 0; + u32 address; + int i, length, modex, modey, bpp; + + modex = 640; modey = 480; bpp = 2; + + address = sisusb->vrambase; /* Clear video ram */ + + if (clrall) + length = sisusb->vramsize; + else + length = modex * bpp * modey; + + ret = sisusb_clear_vram(sisusb, address, length); + + if (!ret && drwfr) { + for (i = 0; i < modex; i++) { + address = sisusb->vrambase + (i * bpp); + ret |= sisusb_write_memio_word(sisusb, SISUSB_TYPE_MEM, + address, 0xf100); + address += (modex * (modey-1) * bpp); + ret |= sisusb_write_memio_word(sisusb, SISUSB_TYPE_MEM, + address, 0xf100); + } + for (i = 0; i < modey; i++) { + address = sisusb->vrambase + ((i * modex) * bpp); + ret |= sisusb_write_memio_word(sisusb, SISUSB_TYPE_MEM, + address, 0xf100); + address += ((modex - 1) * bpp); + ret |= sisusb_write_memio_word(sisusb, SISUSB_TYPE_MEM, + address, 0xf100); + } + } + + return ret; +} + +static int +sisusb_set_default_mode(struct sisusb_usb_data *sisusb, int touchengines) +{ + int ret = 0, i, j, modex, modey, bpp, du; + u8 sr31, cr63, tmp8; + static const char attrdata[] = { + 0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07, + 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f, + 0x01,0x00,0x00,0x00 + }; + static const char crtcrdata[] = { + 0x5f,0x4f,0x50,0x82,0x54,0x80,0x0b,0x3e, + 0x00,0x40,0x00,0x00,0x00,0x00,0x00,0x00, + 0xea,0x8c,0xdf,0x28,0x40,0xe7,0x04,0xa3, + 0xff + }; + static const char grcdata[] = { + 0x00,0x00,0x00,0x00,0x00,0x40,0x05,0x0f, + 0xff + }; + static const char crtcdata[] = { + 0x5f,0x4f,0x4f,0x83,0x55,0x81,0x0b,0x3e, + 0xe9,0x8b,0xdf,0xe8,0x0c,0x00,0x00,0x05, + 0x00 + }; + + modex = 640; modey = 480; bpp = 2; + + GETIREG(SISSR, 0x31, &sr31); + GETIREG(SISCR, 0x63, &cr63); + SETIREGOR(SISSR, 0x01, 0x20); + SETIREG(SISCR, 0x63, cr63 & 0xbf); + SETIREGOR(SISCR, 0x17, 0x80); + SETIREGOR(SISSR, 0x1f, 0x04); + SETIREGAND(SISSR, 0x07, 0xfb); + SETIREG(SISSR, 0x00, 0x03); /* seq */ + SETIREG(SISSR, 0x01, 0x21); + SETIREG(SISSR, 0x02, 0x0f); + SETIREG(SISSR, 0x03, 0x00); + SETIREG(SISSR, 0x04, 0x0e); + SETREG(SISMISCW, 0x23); /* misc */ + for (i = 0; i <= 0x18; i++) { /* crtc */ + SETIREG(SISCR, i, crtcrdata[i]); + } + for (i = 0; i <= 0x13; i++) { /* att */ + GETREG(SISINPSTAT, &tmp8); + SETREG(SISAR, i); + SETREG(SISAR, attrdata[i]); + } + GETREG(SISINPSTAT, &tmp8); + SETREG(SISAR, 0x14); + SETREG(SISAR, 0x00); + GETREG(SISINPSTAT, &tmp8); + SETREG(SISAR, 0x20); + GETREG(SISINPSTAT, &tmp8); + for (i = 0; i <= 0x08; i++) { /* grc */ + SETIREG(SISGR, i, grcdata[i]); + } + SETIREGAND(SISGR, 0x05, 0xbf); + for (i = 0x0A; i <= 0x0E; i++) { /* clr ext */ + SETIREG(SISSR, i, 0x00); + } + SETIREGAND(SISSR, 0x37, 0xfe); + SETREG(SISMISCW, 0xef); /* sync */ + SETIREG(SISCR, 0x11, 0x00); /* crtc */ + for (j = 0x00, i = 0; i <= 7; i++, j++) { + SETIREG(SISCR, j, crtcdata[i]); + } + for (j = 0x10; i <= 10; i++, j++) { + SETIREG(SISCR, j, crtcdata[i]); + } + for (j = 0x15; i <= 12; i++, j++) { + SETIREG(SISCR, j, crtcdata[i]); + } + for (j = 0x0A; i <= 15; i++, j++) { + SETIREG(SISSR, j, crtcdata[i]); + } + SETIREG(SISSR, 0x0E, (crtcdata[16] & 0xE0)); + SETIREGANDOR(SISCR, 0x09, 0x5f, ((crtcdata[16] & 0x01) << 5)); + SETIREG(SISCR, 0x14, 0x4f); + du = (modex / 16) * (bpp * 2); /* offset/pitch */ + if (modex % 16) du += bpp; + SETIREGANDOR(SISSR, 0x0e, 0xf0, ((du >> 8) & 0x0f)); + SETIREG(SISCR, 0x13, (du & 0xff)); + du <<= 5; + tmp8 = du >> 8; + if (du & 0xff) tmp8++; + SETIREG(SISSR, 0x10, tmp8); + SETIREG(SISSR, 0x31, 0x00); /* VCLK */ + SETIREG(SISSR, 0x2b, 0x1b); + SETIREG(SISSR, 0x2c, 0xe1); + SETIREG(SISSR, 0x2d, 0x01); + SETIREGAND(SISSR, 0x3d, 0xfe); /* FIFO */ + SETIREG(SISSR, 0x08, 0xae); + SETIREGAND(SISSR, 0x09, 0xf0); + SETIREG(SISSR, 0x08, 0x34); + SETIREGOR(SISSR, 0x3d, 0x01); + SETIREGAND(SISSR, 0x1f, 0x3f); /* mode regs */ + SETIREGANDOR(SISSR, 0x06, 0xc0, 0x0a); + SETIREG(SISCR, 0x19, 0x00); + SETIREGAND(SISCR, 0x1a, 0xfc); + SETIREGAND(SISSR, 0x0f, 0xb7); + SETIREGAND(SISSR, 0x31, 0xfb); + SETIREGANDOR(SISSR, 0x21, 0x1f, 0xa0); + SETIREGAND(SISSR, 0x32, 0xf3); + SETIREGANDOR(SISSR, 0x07, 0xf8, 0x03); + SETIREG(SISCR, 0x52, 0x6c); + + SETIREG(SISCR, 0x0d, 0x00); /* adjust frame */ + SETIREG(SISCR, 0x0c, 0x00); + SETIREG(SISSR, 0x0d, 0x00); + SETIREGAND(SISSR, 0x37, 0xfe); + + SETIREG(SISCR, 0x32, 0x20); + SETIREGAND(SISSR, 0x01, 0xdf); /* enable display */ + SETIREG(SISCR, 0x63, (cr63 & 0xbf)); + SETIREG(SISSR, 0x31, (sr31 & 0xfb)); + + if (touchengines) { + SETIREG(SISSR, 0x20, 0xa1); /* enable engines */ + SETIREGOR(SISSR, 0x1e, 0x5a); + + SETIREG(SISSR, 0x26, 0x01); /* disable cmdqueue */ + SETIREG(SISSR, 0x27, 0x1f); + SETIREG(SISSR, 0x26, 0x00); + } + + SETIREG(SISCR, 0x34, 0x44); /* we just set std mode #44 */ + + return ret; +} + +static int +sisusb_init_gfxcore(struct sisusb_usb_data *sisusb) +{ + int ret = 0, i, j, bw, chab, iret, retry = 3; + u8 tmp8, ramtype; + u32 tmp32; + static const char mclktable[] = { + 0x3b, 0x22, 0x01, 143, + 0x3b, 0x22, 0x01, 143, + 0x3b, 0x22, 0x01, 143, + 0x3b, 0x22, 0x01, 143 + }; + static const char eclktable[] = { + 0x3b, 0x22, 0x01, 143, + 0x3b, 0x22, 0x01, 143, + 0x3b, 0x22, 0x01, 143, + 0x3b, 0x22, 0x01, 143 + }; + static const char ramtypetable1[] = { + 0x00, 0x04, 0x60, 0x60, + 0x0f, 0x0f, 0x1f, 0x1f, + 0xba, 0xba, 0xba, 0xba, + 0xa9, 0xa9, 0xac, 0xac, + 0xa0, 0xa0, 0xa0, 0xa8, + 0x00, 0x00, 0x02, 0x02, + 0x30, 0x30, 0x40, 0x40 + }; + static const char ramtypetable2[] = { + 0x77, 0x77, 0x44, 0x44, + 0x77, 0x77, 0x44, 0x44, + 0x00, 0x00, 0x00, 0x00, + 0x5b, 0x5b, 0xab, 0xab, + 0x00, 0x00, 0xf0, 0xf8 + }; + + while (retry--) { + + /* Enable VGA */ + ret = GETREG(SISVGAEN, &tmp8); + ret |= SETREG(SISVGAEN, (tmp8 | 0x01)); + + /* Enable GPU access to VRAM */ + ret |= GETREG(SISMISCR, &tmp8); + ret |= SETREG(SISMISCW, (tmp8 | 0x01)); + + if (ret) continue; + + /* Reset registers */ + ret |= SETIREGAND(SISCR, 0x5b, 0xdf); + ret |= SETIREG(SISSR, 0x05, 0x86); + ret |= SETIREGOR(SISSR, 0x20, 0x01); + + ret |= SETREG(SISMISCW, 0x67); + + for (i = 0x06; i <= 0x1f; i++) { + ret |= SETIREG(SISSR, i, 0x00); + } + for (i = 0x21; i <= 0x27; i++) { + ret |= SETIREG(SISSR, i, 0x00); + } + for (i = 0x31; i <= 0x3d; i++) { + ret |= SETIREG(SISSR, i, 0x00); + } + for (i = 0x12; i <= 0x1b; i++) { + ret |= SETIREG(SISSR, i, 0x00); + } + for (i = 0x79; i <= 0x7c; i++) { + ret |= SETIREG(SISCR, i, 0x00); + } + + if (ret) continue; + + ret |= SETIREG(SISCR, 0x63, 0x80); + + ret |= GETIREG(SISSR, 0x3a, &ramtype); + ramtype &= 0x03; + + ret |= SETIREG(SISSR, 0x28, mclktable[ramtype * 4]); + ret |= SETIREG(SISSR, 0x29, mclktable[(ramtype * 4) + 1]); + ret |= SETIREG(SISSR, 0x2a, mclktable[(ramtype * 4) + 2]); + + ret |= SETIREG(SISSR, 0x2e, eclktable[ramtype * 4]); + ret |= SETIREG(SISSR, 0x2f, eclktable[(ramtype * 4) + 1]); + ret |= SETIREG(SISSR, 0x30, eclktable[(ramtype * 4) + 2]); + + ret |= SETIREG(SISSR, 0x07, 0x18); + ret |= SETIREG(SISSR, 0x11, 0x0f); + + if (ret) continue; + + for (i = 0x15, j = 0; i <= 0x1b; i++, j++) { + ret |= SETIREG(SISSR, i, ramtypetable1[(j*4) + ramtype]); + } + for (i = 0x40, j = 0; i <= 0x44; i++, j++) { + ret |= SETIREG(SISCR, i, ramtypetable2[(j*4) + ramtype]); + } + + ret |= SETIREG(SISCR, 0x49, 0xaa); + + ret |= SETIREG(SISSR, 0x1f, 0x00); + ret |= SETIREG(SISSR, 0x20, 0xa0); + ret |= SETIREG(SISSR, 0x23, 0xf6); + ret |= SETIREG(SISSR, 0x24, 0x0d); + ret |= SETIREG(SISSR, 0x25, 0x33); + + ret |= SETIREG(SISSR, 0x11, 0x0f); + + ret |= SETIREGOR(SISPART1, 0x2f, 0x01); + + ret |= SETIREGAND(SISCAP, 0x3f, 0xef); + + if (ret) continue; + + ret |= SETIREG(SISPART1, 0x00, 0x00); + + ret |= GETIREG(SISSR, 0x13, &tmp8); + tmp8 >>= 4; + + ret |= SETIREG(SISPART1, 0x02, 0x00); + ret |= SETIREG(SISPART1, 0x2e, 0x08); + + ret |= sisusb_read_pci_config(sisusb, 0x50, &tmp32); + tmp32 &= 0x00f00000; + tmp8 = (tmp32 == 0x100000) ? 0x33 : 0x03; + ret |= SETIREG(SISSR, 0x25, tmp8); + tmp8 = (tmp32 == 0x100000) ? 0xaa : 0x88; + ret |= SETIREG(SISCR, 0x49, tmp8); + + ret |= SETIREG(SISSR, 0x27, 0x1f); + ret |= SETIREG(SISSR, 0x31, 0x00); + ret |= SETIREG(SISSR, 0x32, 0x11); + ret |= SETIREG(SISSR, 0x33, 0x00); + + if (ret) continue; + + ret |= SETIREG(SISCR, 0x83, 0x00); + + ret |= sisusb_set_default_mode(sisusb, 0); + + ret |= SETIREGAND(SISSR, 0x21, 0xdf); + ret |= SETIREGOR(SISSR, 0x01, 0x20); + ret |= SETIREGOR(SISSR, 0x16, 0x0f); + + ret |= sisusb_triggersr16(sisusb, ramtype); + + /* Disable refresh */ + ret |= SETIREGAND(SISSR, 0x17, 0xf8); + ret |= SETIREGOR(SISSR, 0x19, 0x03); + + ret |= sisusb_getbuswidth(sisusb, &bw, &chab); + ret |= sisusb_verify_mclk(sisusb); + + if (ramtype <= 1) { + ret |= sisusb_get_sdram_size(sisusb, &iret, bw, chab); + if (iret) { + dev_err(&sisusb->sisusb_dev->dev,"RAM size detection failed, assuming 8MB video RAM\n"); + ret |= SETIREG(SISSR,0x14,0x31); + /* TODO */ + } + } else { + dev_err(&sisusb->sisusb_dev->dev, "DDR RAM device found, assuming 8MB video RAM\n"); + ret |= SETIREG(SISSR,0x14,0x31); + /* *** TODO *** */ + } + + /* Enable refresh */ + ret |= SETIREG(SISSR, 0x16, ramtypetable1[4 + ramtype]); + ret |= SETIREG(SISSR, 0x17, ramtypetable1[8 + ramtype]); + ret |= SETIREG(SISSR, 0x19, ramtypetable1[16 + ramtype]); + + ret |= SETIREGOR(SISSR, 0x21, 0x20); + + ret |= SETIREG(SISSR, 0x22, 0xfb); + ret |= SETIREG(SISSR, 0x21, 0xa5); + + if (ret == 0) + break; + } + + return ret; +} + +#undef SETREG +#undef GETREG +#undef SETIREG +#undef GETIREG +#undef SETIREGOR +#undef SETIREGAND +#undef SETIREGANDOR +#undef READL +#undef WRITEL + +static void +sisusb_get_ramconfig(struct sisusb_usb_data *sisusb) +{ + u8 tmp8, tmp82, ramtype; + int bw = 0; + char *ramtypetext1 = NULL; + static const char ram_datarate[4] = {'S', 'S', 'D', 'D'}; + static const char ram_dynamictype[4] = {'D', 'G', 'D', 'G'}; + static const int busSDR[4] = {64, 64, 128, 128}; + static const int busDDR[4] = {32, 32, 64, 64}; + static const int busDDRA[4] = {64+32, 64+32 , (64+32)*2, (64+32)*2}; + + sisusb_getidxreg(sisusb, SISSR, 0x14, &tmp8); + sisusb_getidxreg(sisusb, SISSR, 0x15, &tmp82); + sisusb_getidxreg(sisusb, SISSR, 0x3a, &ramtype); + sisusb->vramsize = (1 << ((tmp8 & 0xf0) >> 4)) * 1024 * 1024; + ramtype &= 0x03; + switch ((tmp8 >> 2) & 0x03) { + case 0: ramtypetext1 = "1 ch/1 r"; + if (tmp82 & 0x10) { + bw = 32; + } else { + bw = busSDR[(tmp8 & 0x03)]; + } + break; + case 1: ramtypetext1 = "1 ch/2 r"; + sisusb->vramsize <<= 1; + bw = busSDR[(tmp8 & 0x03)]; + break; + case 2: ramtypetext1 = "asymmeric"; + sisusb->vramsize += sisusb->vramsize/2; + bw = busDDRA[(tmp8 & 0x03)]; + break; + case 3: ramtypetext1 = "2 channel"; + sisusb->vramsize <<= 1; + bw = busDDR[(tmp8 & 0x03)]; + break; + } + + + dev_info(&sisusb->sisusb_dev->dev, "%dMB %s %cDR S%cRAM, bus width %d\n", + sisusb->vramsize >> 20, ramtypetext1, + ram_datarate[ramtype], ram_dynamictype[ramtype], bw); +} + +static int +sisusb_do_init_gfxdevice(struct sisusb_usb_data *sisusb) +{ + struct sisusb_packet packet; + int ret; + u32 tmp32; + + /* Do some magic */ + packet.header = 0x001f; + packet.address = 0x00000324; + packet.data = 0x00000004; + ret = sisusb_send_bridge_packet(sisusb, 10, &packet, 0); + + packet.header = 0x001f; + packet.address = 0x00000364; + packet.data = 0x00000004; + ret |= sisusb_send_bridge_packet(sisusb, 10, &packet, 0); + + packet.header = 0x001f; + packet.address = 0x00000384; + packet.data = 0x00000004; + ret |= sisusb_send_bridge_packet(sisusb, 10, &packet, 0); + + packet.header = 0x001f; + packet.address = 0x00000100; + packet.data = 0x00000700; + ret |= sisusb_send_bridge_packet(sisusb, 10, &packet, 0); + + packet.header = 0x000f; + packet.address = 0x00000004; + ret |= sisusb_send_bridge_packet(sisusb, 6, &packet, 0); + packet.data |= 0x17; + ret |= sisusb_send_bridge_packet(sisusb, 10, &packet, 0); + + /* Init BAR 0 (VRAM) */ + ret |= sisusb_read_pci_config(sisusb, 0x10, &tmp32); + ret |= sisusb_write_pci_config(sisusb, 0x10, 0xfffffff0); + ret |= sisusb_read_pci_config(sisusb, 0x10, &tmp32); + tmp32 &= 0x0f; + tmp32 |= SISUSB_PCI_MEMBASE; + ret |= sisusb_write_pci_config(sisusb, 0x10, tmp32); + + /* Init BAR 1 (MMIO) */ + ret |= sisusb_read_pci_config(sisusb, 0x14, &tmp32); + ret |= sisusb_write_pci_config(sisusb, 0x14, 0xfffffff0); + ret |= sisusb_read_pci_config(sisusb, 0x14, &tmp32); + tmp32 &= 0x0f; + tmp32 |= SISUSB_PCI_MMIOBASE; + ret |= sisusb_write_pci_config(sisusb, 0x14, tmp32); + + /* Init BAR 2 (i/o ports) */ + ret |= sisusb_read_pci_config(sisusb, 0x18, &tmp32); + ret |= sisusb_write_pci_config(sisusb, 0x18, 0xfffffff0); + ret |= sisusb_read_pci_config(sisusb, 0x18, &tmp32); + tmp32 &= 0x0f; + tmp32 |= SISUSB_PCI_IOPORTBASE; + ret |= sisusb_write_pci_config(sisusb, 0x18, tmp32); + + /* Enable memory and i/o access */ + ret |= sisusb_read_pci_config(sisusb, 0x04, &tmp32); + tmp32 |= 0x3; + ret |= sisusb_write_pci_config(sisusb, 0x04, tmp32); + + if (ret == 0) { + /* Some further magic */ + packet.header = 0x001f; + packet.address = 0x00000050; + packet.data = 0x000000ff; + ret |= sisusb_send_bridge_packet(sisusb, 10, &packet, 0); + } + + return ret; +} + +/* Initialize the graphics device (return 0 on success) + * This initializes the net2280 as well as the PCI registers + * of the graphics board. + */ + +static int +sisusb_init_gfxdevice(struct sisusb_usb_data *sisusb, int initscreen) +{ + int ret = 0, test = 0; + u32 tmp32; + + if (sisusb->devinit == 1) { + /* Read PCI BARs and see if they have been set up */ + ret |= sisusb_read_pci_config(sisusb, 0x10, &tmp32); + if (ret) return ret; + if ((tmp32 & 0xfffffff0) == SISUSB_PCI_MEMBASE) test++; + + ret |= sisusb_read_pci_config(sisusb, 0x14, &tmp32); + if (ret) return ret; + if ((tmp32 & 0xfffffff0) == SISUSB_PCI_MMIOBASE) test++; + + ret |= sisusb_read_pci_config(sisusb, 0x18, &tmp32); + if (ret) return ret; + if ((tmp32 & 0xfffffff0) == SISUSB_PCI_IOPORTBASE) test++; + } + + /* No? So reset the device */ + if ((sisusb->devinit == 0) || (test != 3)) { + + ret |= sisusb_do_init_gfxdevice(sisusb); + + if (ret == 0) + sisusb->devinit = 1; + + } + + if (sisusb->devinit) { + /* Initialize the graphics core */ + if (sisusb_init_gfxcore(sisusb) == 0) { + sisusb->gfxinit = 1; + sisusb_get_ramconfig(sisusb); + ret |= sisusb_set_default_mode(sisusb, 1); + ret |= sisusb_setup_screen(sisusb, 1, initscreen); + } + } + + return ret; +} + + +#ifdef INCL_SISUSB_CON + +/* Set up default text mode: + - Set text mode (0x03) + - Upload default font + - Upload user font (if available) +*/ + +int +sisusb_reset_text_mode(struct sisusb_usb_data *sisusb, int init) +{ + int ret = 0, slot = sisusb->font_slot, i; + const struct font_desc *myfont; + u8 *tempbuf; + u16 *tempbufb; + size_t written; + static const char bootstring[] = "SiSUSB VGA text console, (C) 2005 Thomas Winischhofer."; + static const char bootlogo[] = "(o_ //\\ V_/_"; + + /* sisusb->lock is down */ + + if (!sisusb->SiS_Pr) + return 1; + + sisusb->SiS_Pr->IOAddress = SISUSB_PCI_IOPORTBASE + 0x30; + sisusb->SiS_Pr->sisusb = (void *)sisusb; + + /* Set mode 0x03 */ + SiSUSBSetMode(sisusb->SiS_Pr, 0x03); + + if (!(myfont = find_font("VGA8x16"))) + return 1; + + if (!(tempbuf = vmalloc(8192))) + return 1; + + for (i = 0; i < 256; i++) + memcpy(tempbuf + (i * 32), myfont->data + (i * 16), 16); + + /* Upload default font */ + ret = sisusbcon_do_font_op(sisusb, 1, 0, tempbuf, 8192, 0, 1, NULL, 16, 0); + + vfree(tempbuf); + + /* Upload user font (and reset current slot) */ + if (sisusb->font_backup) { + ret |= sisusbcon_do_font_op(sisusb, 1, 2, sisusb->font_backup, + 8192, sisusb->font_backup_512, 1, NULL, + sisusb->font_backup_height, 0); + if (slot != 2) + sisusbcon_do_font_op(sisusb, 1, 0, NULL, 0, 0, 1, + NULL, 16, 0); + } + + if (init && !sisusb->scrbuf) { + + if ((tempbuf = vmalloc(8192))) { + + i = 4096; + tempbufb = (u16 *)tempbuf; + while (i--) + *(tempbufb++) = 0x0720; + + i = 0; + tempbufb = (u16 *)tempbuf; + while (bootlogo[i]) { + *(tempbufb++) = 0x0700 | bootlogo[i++]; + if (!(i % 4)) + tempbufb += 76; + } + + i = 0; + tempbufb = (u16 *)tempbuf + 6; + while (bootstring[i]) + *(tempbufb++) = 0x0700 | bootstring[i++]; + + ret |= sisusb_copy_memory(sisusb, tempbuf, + sisusb->vrambase, 8192, &written); + + vfree(tempbuf); + + } + + } else if (sisusb->scrbuf) { + + ret |= sisusb_copy_memory(sisusb, (char *)sisusb->scrbuf, + sisusb->vrambase, sisusb->scrbuf_size, &written); + + } + + if (sisusb->sisusb_cursor_size_from >= 0 && + sisusb->sisusb_cursor_size_to >= 0) { + sisusb_setidxreg(sisusb, SISCR, 0x0a, + sisusb->sisusb_cursor_size_from); + sisusb_setidxregandor(sisusb, SISCR, 0x0b, 0xe0, + sisusb->sisusb_cursor_size_to); + } else { + sisusb_setidxreg(sisusb, SISCR, 0x0a, 0x2d); + sisusb_setidxreg(sisusb, SISCR, 0x0b, 0x0e); + sisusb->sisusb_cursor_size_to = -1; + } + + slot = sisusb->sisusb_cursor_loc; + if(slot < 0) slot = 0; + + sisusb->sisusb_cursor_loc = -1; + sisusb->bad_cursor_pos = 1; + + sisusb_set_cursor(sisusb, slot); + + sisusb_setidxreg(sisusb, SISCR, 0x0c, (sisusb->cur_start_addr >> 8)); + sisusb_setidxreg(sisusb, SISCR, 0x0d, (sisusb->cur_start_addr & 0xff)); + + sisusb->textmodedestroyed = 0; + + /* sisusb->lock is down */ + + return ret; +} + +#endif + +/* fops */ + +static int +sisusb_open(struct inode *inode, struct file *file) +{ + struct sisusb_usb_data *sisusb; + struct usb_interface *interface; + int subminor = iminor(inode); + + if (!(interface = usb_find_interface(&sisusb_driver, subminor))) { + return -ENODEV; + } + + if (!(sisusb = usb_get_intfdata(interface))) { + return -ENODEV; + } + + mutex_lock(&sisusb->lock); + + if (!sisusb->present || !sisusb->ready) { + mutex_unlock(&sisusb->lock); + return -ENODEV; + } + + if (sisusb->isopen) { + mutex_unlock(&sisusb->lock); + return -EBUSY; + } + + if (!sisusb->devinit) { + if (sisusb->sisusb_dev->speed == USB_SPEED_HIGH || + sisusb->sisusb_dev->speed == USB_SPEED_SUPER) { + if (sisusb_init_gfxdevice(sisusb, 0)) { + mutex_unlock(&sisusb->lock); + dev_err(&sisusb->sisusb_dev->dev, "Failed to initialize device\n"); + return -EIO; + } + } else { + mutex_unlock(&sisusb->lock); + dev_err(&sisusb->sisusb_dev->dev, "Device not attached to USB 2.0 hub\n"); + return -EIO; + } + } + + /* Increment usage count for our sisusb */ + kref_get(&sisusb->kref); + + sisusb->isopen = 1; + + file->private_data = sisusb; + + mutex_unlock(&sisusb->lock); + + return 0; +} + +void +sisusb_delete(struct kref *kref) +{ + struct sisusb_usb_data *sisusb = to_sisusb_dev(kref); + + if (!sisusb) + return; + + usb_put_dev(sisusb->sisusb_dev); + + sisusb->sisusb_dev = NULL; + sisusb_free_buffers(sisusb); + sisusb_free_urbs(sisusb); +#ifdef INCL_SISUSB_CON + kfree(sisusb->SiS_Pr); +#endif + kfree(sisusb); +} + +static int +sisusb_release(struct inode *inode, struct file *file) +{ + struct sisusb_usb_data *sisusb; + + if (!(sisusb = file->private_data)) + return -ENODEV; + + mutex_lock(&sisusb->lock); + + if (sisusb->present) { + /* Wait for all URBs to finish if device still present */ + if (!sisusb_wait_all_out_complete(sisusb)) + sisusb_kill_all_busy(sisusb); + } + + sisusb->isopen = 0; + file->private_data = NULL; + + mutex_unlock(&sisusb->lock); + + /* decrement the usage count on our device */ + kref_put(&sisusb->kref, sisusb_delete); + + return 0; +} + +static ssize_t +sisusb_read(struct file *file, char __user *buffer, size_t count, loff_t *ppos) +{ + struct sisusb_usb_data *sisusb; + ssize_t bytes_read = 0; + int errno = 0; + u8 buf8; + u16 buf16; + u32 buf32, address; + + if (!(sisusb = file->private_data)) + return -ENODEV; + + mutex_lock(&sisusb->lock); + + /* Sanity check */ + if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) { + mutex_unlock(&sisusb->lock); + return -ENODEV; + } + + if ((*ppos) >= SISUSB_PCI_PSEUDO_IOPORTBASE && + (*ppos) < SISUSB_PCI_PSEUDO_IOPORTBASE + 128) { + + address = (*ppos) - + SISUSB_PCI_PSEUDO_IOPORTBASE + + SISUSB_PCI_IOPORTBASE; + + /* Read i/o ports + * Byte, word and long(32) can be read. As this + * emulates inX instructions, the data returned is + * in machine-endianness. + */ + switch (count) { + + case 1: + if (sisusb_read_memio_byte(sisusb, + SISUSB_TYPE_IO, + address, &buf8)) + errno = -EIO; + else if (put_user(buf8, (u8 __user *)buffer)) + errno = -EFAULT; + else + bytes_read = 1; + + break; + + case 2: + if (sisusb_read_memio_word(sisusb, + SISUSB_TYPE_IO, + address, &buf16)) + errno = -EIO; + else if (put_user(buf16, (u16 __user *)buffer)) + errno = -EFAULT; + else + bytes_read = 2; + + break; + + case 4: + if (sisusb_read_memio_long(sisusb, + SISUSB_TYPE_IO, + address, &buf32)) + errno = -EIO; + else if (put_user(buf32, (u32 __user *)buffer)) + errno = -EFAULT; + else + bytes_read = 4; + + break; + + default: + errno = -EIO; + + } + + } else if ((*ppos) >= SISUSB_PCI_PSEUDO_MEMBASE && + (*ppos) < SISUSB_PCI_PSEUDO_MEMBASE + sisusb->vramsize) { + + address = (*ppos) - + SISUSB_PCI_PSEUDO_MEMBASE + + SISUSB_PCI_MEMBASE; + + /* Read video ram + * Remember: Data delivered is never endian-corrected + */ + errno = sisusb_read_mem_bulk(sisusb, address, + NULL, count, buffer, &bytes_read); + + if (bytes_read) + errno = bytes_read; + + } else if ((*ppos) >= SISUSB_PCI_PSEUDO_MMIOBASE && + (*ppos) < SISUSB_PCI_PSEUDO_MMIOBASE + SISUSB_PCI_MMIOSIZE) { + + address = (*ppos) - + SISUSB_PCI_PSEUDO_MMIOBASE + + SISUSB_PCI_MMIOBASE; + + /* Read MMIO + * Remember: Data delivered is never endian-corrected + */ + errno = sisusb_read_mem_bulk(sisusb, address, + NULL, count, buffer, &bytes_read); + + if (bytes_read) + errno = bytes_read; + + } else if ((*ppos) >= SISUSB_PCI_PSEUDO_PCIBASE && + (*ppos) <= SISUSB_PCI_PSEUDO_PCIBASE + 0x5c) { + + if (count != 4) { + mutex_unlock(&sisusb->lock); + return -EINVAL; + } + + address = (*ppos) - SISUSB_PCI_PSEUDO_PCIBASE; + + /* Read PCI config register + * Return value delivered in machine endianness. + */ + if (sisusb_read_pci_config(sisusb, address, &buf32)) + errno = -EIO; + else if (put_user(buf32, (u32 __user *)buffer)) + errno = -EFAULT; + else + bytes_read = 4; + + } else { + + errno = -EBADFD; + + } + + (*ppos) += bytes_read; + + mutex_unlock(&sisusb->lock); + + return errno ? errno : bytes_read; +} + +static ssize_t +sisusb_write(struct file *file, const char __user *buffer, size_t count, + loff_t *ppos) +{ + struct sisusb_usb_data *sisusb; + int errno = 0; + ssize_t bytes_written = 0; + u8 buf8; + u16 buf16; + u32 buf32, address; + + if (!(sisusb = file->private_data)) + return -ENODEV; + + mutex_lock(&sisusb->lock); + + /* Sanity check */ + if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) { + mutex_unlock(&sisusb->lock); + return -ENODEV; + } + + if ((*ppos) >= SISUSB_PCI_PSEUDO_IOPORTBASE && + (*ppos) < SISUSB_PCI_PSEUDO_IOPORTBASE + 128) { + + address = (*ppos) - + SISUSB_PCI_PSEUDO_IOPORTBASE + + SISUSB_PCI_IOPORTBASE; + + /* Write i/o ports + * Byte, word and long(32) can be written. As this + * emulates outX instructions, the data is expected + * in machine-endianness. + */ + switch (count) { + + case 1: + if (get_user(buf8, (u8 __user *)buffer)) + errno = -EFAULT; + else if (sisusb_write_memio_byte(sisusb, + SISUSB_TYPE_IO, + address, buf8)) + errno = -EIO; + else + bytes_written = 1; + + break; + + case 2: + if (get_user(buf16, (u16 __user *)buffer)) + errno = -EFAULT; + else if (sisusb_write_memio_word(sisusb, + SISUSB_TYPE_IO, + address, buf16)) + errno = -EIO; + else + bytes_written = 2; + + break; + + case 4: + if (get_user(buf32, (u32 __user *)buffer)) + errno = -EFAULT; + else if (sisusb_write_memio_long(sisusb, + SISUSB_TYPE_IO, + address, buf32)) + errno = -EIO; + else + bytes_written = 4; + + break; + + default: + errno = -EIO; + } + + } else if ((*ppos) >= SISUSB_PCI_PSEUDO_MEMBASE && + (*ppos) < SISUSB_PCI_PSEUDO_MEMBASE + sisusb->vramsize) { + + address = (*ppos) - + SISUSB_PCI_PSEUDO_MEMBASE + + SISUSB_PCI_MEMBASE; + + /* Write video ram. + * Buffer is copied 1:1, therefore, on big-endian + * machines, the data must be swapped by userland + * in advance (if applicable; no swapping in 8bpp + * mode or if YUV data is being transferred). + */ + errno = sisusb_write_mem_bulk(sisusb, address, NULL, + count, buffer, 0, &bytes_written); + + if (bytes_written) + errno = bytes_written; + + } else if ((*ppos) >= SISUSB_PCI_PSEUDO_MMIOBASE && + (*ppos) < SISUSB_PCI_PSEUDO_MMIOBASE + SISUSB_PCI_MMIOSIZE) { + + address = (*ppos) - + SISUSB_PCI_PSEUDO_MMIOBASE + + SISUSB_PCI_MMIOBASE; + + /* Write MMIO. + * Buffer is copied 1:1, therefore, on big-endian + * machines, the data must be swapped by userland + * in advance. + */ + errno = sisusb_write_mem_bulk(sisusb, address, NULL, + count, buffer, 0, &bytes_written); + + if (bytes_written) + errno = bytes_written; + + } else if ((*ppos) >= SISUSB_PCI_PSEUDO_PCIBASE && + (*ppos) <= SISUSB_PCI_PSEUDO_PCIBASE + SISUSB_PCI_PCONFSIZE) { + + if (count != 4) { + mutex_unlock(&sisusb->lock); + return -EINVAL; + } + + address = (*ppos) - SISUSB_PCI_PSEUDO_PCIBASE; + + /* Write PCI config register. + * Given value expected in machine endianness. + */ + if (get_user(buf32, (u32 __user *)buffer)) + errno = -EFAULT; + else if (sisusb_write_pci_config(sisusb, address, buf32)) + errno = -EIO; + else + bytes_written = 4; + + + } else { + + /* Error */ + errno = -EBADFD; + + } + + (*ppos) += bytes_written; + + mutex_unlock(&sisusb->lock); + + return errno ? errno : bytes_written; +} + +static loff_t +sisusb_lseek(struct file *file, loff_t offset, int orig) +{ + struct sisusb_usb_data *sisusb; + loff_t ret; + + if (!(sisusb = file->private_data)) + return -ENODEV; + + mutex_lock(&sisusb->lock); + + /* Sanity check */ + if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) { + mutex_unlock(&sisusb->lock); + return -ENODEV; + } + + switch (orig) { + case 0: + file->f_pos = offset; + ret = file->f_pos; + /* never negative, no force_successful_syscall needed */ + break; + case 1: + file->f_pos += offset; + ret = file->f_pos; + /* never negative, no force_successful_syscall needed */ + break; + default: + /* seeking relative to "end of file" is not supported */ + ret = -EINVAL; + } + + mutex_unlock(&sisusb->lock); + return ret; +} + +static int +sisusb_handle_command(struct sisusb_usb_data *sisusb, struct sisusb_command *y, + unsigned long arg) +{ + int retval, port, length; + u32 address; + + /* All our commands require the device + * to be initialized. + */ + if (!sisusb->devinit) + return -ENODEV; + + port = y->data3 - + SISUSB_PCI_PSEUDO_IOPORTBASE + + SISUSB_PCI_IOPORTBASE; + + switch (y->operation) { + case SUCMD_GET: + retval = sisusb_getidxreg(sisusb, port, + y->data0, &y->data1); + if (!retval) { + if (copy_to_user((void __user *)arg, y, + sizeof(*y))) + retval = -EFAULT; + } + break; + + case SUCMD_SET: + retval = sisusb_setidxreg(sisusb, port, + y->data0, y->data1); + break; + + case SUCMD_SETOR: + retval = sisusb_setidxregor(sisusb, port, + y->data0, y->data1); + break; + + case SUCMD_SETAND: + retval = sisusb_setidxregand(sisusb, port, + y->data0, y->data1); + break; + + case SUCMD_SETANDOR: + retval = sisusb_setidxregandor(sisusb, port, + y->data0, y->data1, y->data2); + break; + + case SUCMD_SETMASK: + retval = sisusb_setidxregmask(sisusb, port, + y->data0, y->data1, y->data2); + break; + + case SUCMD_CLRSCR: + /* Gfx core must be initialized */ + if (!sisusb->gfxinit) + return -ENODEV; + + length = (y->data0 << 16) | (y->data1 << 8) | y->data2; + address = y->data3 - + SISUSB_PCI_PSEUDO_MEMBASE + + SISUSB_PCI_MEMBASE; + retval = sisusb_clear_vram(sisusb, address, length); + break; + + case SUCMD_HANDLETEXTMODE: + retval = 0; +#ifdef INCL_SISUSB_CON + /* Gfx core must be initialized, SiS_Pr must exist */ + if (!sisusb->gfxinit || !sisusb->SiS_Pr) + return -ENODEV; + + switch (y->data0) { + case 0: + retval = sisusb_reset_text_mode(sisusb, 0); + break; + case 1: + sisusb->textmodedestroyed = 1; + break; + } +#endif + break; + +#ifdef INCL_SISUSB_CON + case SUCMD_SETMODE: + /* Gfx core must be initialized, SiS_Pr must exist */ + if (!sisusb->gfxinit || !sisusb->SiS_Pr) + return -ENODEV; + + retval = 0; + + sisusb->SiS_Pr->IOAddress = SISUSB_PCI_IOPORTBASE + 0x30; + sisusb->SiS_Pr->sisusb = (void *)sisusb; + + if (SiSUSBSetMode(sisusb->SiS_Pr, y->data3)) + retval = -EINVAL; + + break; + + case SUCMD_SETVESAMODE: + /* Gfx core must be initialized, SiS_Pr must exist */ + if (!sisusb->gfxinit || !sisusb->SiS_Pr) + return -ENODEV; + + retval = 0; + + sisusb->SiS_Pr->IOAddress = SISUSB_PCI_IOPORTBASE + 0x30; + sisusb->SiS_Pr->sisusb = (void *)sisusb; + + if (SiSUSBSetVESAMode(sisusb->SiS_Pr, y->data3)) + retval = -EINVAL; + + break; +#endif + + default: + retval = -EINVAL; + } + + if (retval > 0) + retval = -EIO; + + return retval; +} + +static long +sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg) +{ + struct sisusb_usb_data *sisusb; + struct sisusb_info x; + struct sisusb_command y; + long retval = 0; + u32 __user *argp = (u32 __user *)arg; + + if (!(sisusb = file->private_data)) + return -ENODEV; + + mutex_lock(&sisusb->lock); + + /* Sanity check */ + if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) { + retval = -ENODEV; + goto err_out; + } + + switch (cmd) { + + case SISUSB_GET_CONFIG_SIZE: + + if (put_user(sizeof(x), argp)) + retval = -EFAULT; + + break; + + case SISUSB_GET_CONFIG: + + x.sisusb_id = SISUSB_ID; + x.sisusb_version = SISUSB_VERSION; + x.sisusb_revision = SISUSB_REVISION; + x.sisusb_patchlevel = SISUSB_PATCHLEVEL; + x.sisusb_gfxinit = sisusb->gfxinit; + x.sisusb_vrambase = SISUSB_PCI_PSEUDO_MEMBASE; + x.sisusb_mmiobase = SISUSB_PCI_PSEUDO_MMIOBASE; + x.sisusb_iobase = SISUSB_PCI_PSEUDO_IOPORTBASE; + x.sisusb_pcibase = SISUSB_PCI_PSEUDO_PCIBASE; + x.sisusb_vramsize = sisusb->vramsize; + x.sisusb_minor = sisusb->minor; + x.sisusb_fbdevactive= 0; +#ifdef INCL_SISUSB_CON + x.sisusb_conactive = sisusb->haveconsole ? 1 : 0; +#else + x.sisusb_conactive = 0; +#endif + memset(x.sisusb_reserved, 0, sizeof(x.sisusb_reserved)); + + if (copy_to_user((void __user *)arg, &x, sizeof(x))) + retval = -EFAULT; + + break; + + case SISUSB_COMMAND: + + if (copy_from_user(&y, (void __user *)arg, sizeof(y))) + retval = -EFAULT; + else + retval = sisusb_handle_command(sisusb, &y, arg); + + break; + + default: + retval = -ENOTTY; + break; + } + +err_out: + mutex_unlock(&sisusb->lock); + return retval; +} + +#ifdef SISUSB_NEW_CONFIG_COMPAT +static long +sisusb_compat_ioctl(struct file *f, unsigned int cmd, unsigned long arg) +{ + long retval; + + switch (cmd) { + case SISUSB_GET_CONFIG_SIZE: + case SISUSB_GET_CONFIG: + case SISUSB_COMMAND: + retval = sisusb_ioctl(f, cmd, arg); + return retval; + + default: + return -ENOIOCTLCMD; + } +} +#endif + +static const struct file_operations usb_sisusb_fops = { + .owner = THIS_MODULE, + .open = sisusb_open, + .release = sisusb_release, + .read = sisusb_read, + .write = sisusb_write, + .llseek = sisusb_lseek, +#ifdef SISUSB_NEW_CONFIG_COMPAT + .compat_ioctl = sisusb_compat_ioctl, +#endif + .unlocked_ioctl = sisusb_ioctl +}; + +static struct usb_class_driver usb_sisusb_class = { + .name = "sisusbvga%d", + .fops = &usb_sisusb_fops, + .minor_base = SISUSB_MINOR +}; + +static int sisusb_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + struct usb_device *dev = interface_to_usbdev(intf); + struct sisusb_usb_data *sisusb; + int retval = 0, i; + + dev_info(&dev->dev, "USB2VGA dongle found at address %d\n", + dev->devnum); + + /* Allocate memory for our private */ + if (!(sisusb = kzalloc(sizeof(*sisusb), GFP_KERNEL))) { + dev_err(&dev->dev, "Failed to allocate memory for private data\n"); + return -ENOMEM; + } + kref_init(&sisusb->kref); + + mutex_init(&(sisusb->lock)); + + /* Register device */ + if ((retval = usb_register_dev(intf, &usb_sisusb_class))) { + dev_err(&sisusb->sisusb_dev->dev, "Failed to get a minor for device %d\n", + dev->devnum); + retval = -ENODEV; + goto error_1; + } + + sisusb->sisusb_dev = dev; + sisusb->minor = intf->minor; + sisusb->vrambase = SISUSB_PCI_MEMBASE; + sisusb->mmiobase = SISUSB_PCI_MMIOBASE; + sisusb->mmiosize = SISUSB_PCI_MMIOSIZE; + sisusb->ioportbase = SISUSB_PCI_IOPORTBASE; + /* Everything else is zero */ + + /* Allocate buffers */ + sisusb->ibufsize = SISUSB_IBUF_SIZE; + if (!(sisusb->ibuf = kmalloc(SISUSB_IBUF_SIZE, GFP_KERNEL))) { + dev_err(&sisusb->sisusb_dev->dev, "Failed to allocate memory for input buffer"); + retval = -ENOMEM; + goto error_2; + } + + sisusb->numobufs = 0; + sisusb->obufsize = SISUSB_OBUF_SIZE; + for (i = 0; i < NUMOBUFS; i++) { + if (!(sisusb->obuf[i] = kmalloc(SISUSB_OBUF_SIZE, GFP_KERNEL))) { + if (i == 0) { + dev_err(&sisusb->sisusb_dev->dev, "Failed to allocate memory for output buffer\n"); + retval = -ENOMEM; + goto error_3; + } + break; + } else + sisusb->numobufs++; + + } + + /* Allocate URBs */ + if (!(sisusb->sisurbin = usb_alloc_urb(0, GFP_KERNEL))) { + dev_err(&sisusb->sisusb_dev->dev, "Failed to allocate URBs\n"); + retval = -ENOMEM; + goto error_3; + } + sisusb->completein = 1; + + for (i = 0; i < sisusb->numobufs; i++) { + if (!(sisusb->sisurbout[i] = usb_alloc_urb(0, GFP_KERNEL))) { + dev_err(&sisusb->sisusb_dev->dev, "Failed to allocate URBs\n"); + retval = -ENOMEM; + goto error_4; + } + sisusb->urbout_context[i].sisusb = (void *)sisusb; + sisusb->urbout_context[i].urbindex = i; + sisusb->urbstatus[i] = 0; + } + + dev_info(&sisusb->sisusb_dev->dev, "Allocated %d output buffers\n", sisusb->numobufs); + +#ifdef INCL_SISUSB_CON + /* Allocate our SiS_Pr */ + if (!(sisusb->SiS_Pr = kmalloc(sizeof(struct SiS_Private), GFP_KERNEL))) { + dev_err(&sisusb->sisusb_dev->dev, "Failed to allocate SiS_Pr\n"); + } +#endif + + /* Do remaining init stuff */ + + init_waitqueue_head(&sisusb->wait_q); + + usb_set_intfdata(intf, sisusb); + + usb_get_dev(sisusb->sisusb_dev); + + sisusb->present = 1; + + if (dev->speed == USB_SPEED_HIGH || dev->speed == USB_SPEED_SUPER) { + int initscreen = 1; +#ifdef INCL_SISUSB_CON + if (sisusb_first_vc > 0 && + sisusb_last_vc > 0 && + sisusb_first_vc <= sisusb_last_vc && + sisusb_last_vc <= MAX_NR_CONSOLES) + initscreen = 0; +#endif + if (sisusb_init_gfxdevice(sisusb, initscreen)) + dev_err(&sisusb->sisusb_dev->dev, "Failed to early initialize device\n"); + + } else + dev_info(&sisusb->sisusb_dev->dev, "Not attached to USB 2.0 hub, deferring init\n"); + + sisusb->ready = 1; + +#ifdef SISUSBENDIANTEST + dev_dbg(&sisusb->sisusb_dev->dev, "*** RWTEST ***\n"); + sisusb_testreadwrite(sisusb); + dev_dbg(&sisusb->sisusb_dev->dev, "*** RWTEST END ***\n"); +#endif + +#ifdef INCL_SISUSB_CON + sisusb_console_init(sisusb, sisusb_first_vc, sisusb_last_vc); +#endif + + return 0; + +error_4: + sisusb_free_urbs(sisusb); +error_3: + sisusb_free_buffers(sisusb); +error_2: + usb_deregister_dev(intf, &usb_sisusb_class); +error_1: + kfree(sisusb); + return retval; +} + +static void sisusb_disconnect(struct usb_interface *intf) +{ + struct sisusb_usb_data *sisusb; + + /* This should *not* happen */ + if (!(sisusb = usb_get_intfdata(intf))) + return; + +#ifdef INCL_SISUSB_CON + sisusb_console_exit(sisusb); +#endif + + usb_deregister_dev(intf, &usb_sisusb_class); + + mutex_lock(&sisusb->lock); + + /* Wait for all URBs to complete and kill them in case (MUST do) */ + if (!sisusb_wait_all_out_complete(sisusb)) + sisusb_kill_all_busy(sisusb); + + usb_set_intfdata(intf, NULL); + + sisusb->present = 0; + sisusb->ready = 0; + + mutex_unlock(&sisusb->lock); + + /* decrement our usage count */ + kref_put(&sisusb->kref, sisusb_delete); +} + +static const struct usb_device_id sisusb_table[] = { + { USB_DEVICE(0x0711, 0x0550) }, + { USB_DEVICE(0x0711, 0x0900) }, + { USB_DEVICE(0x0711, 0x0901) }, + { USB_DEVICE(0x0711, 0x0902) }, + { USB_DEVICE(0x0711, 0x0903) }, + { USB_DEVICE(0x0711, 0x0918) }, + { USB_DEVICE(0x0711, 0x0920) }, + { USB_DEVICE(0x0711, 0x0950) }, + { USB_DEVICE(0x0711, 0x5200) }, + { USB_DEVICE(0x182d, 0x021c) }, + { USB_DEVICE(0x182d, 0x0269) }, + { } +}; + +MODULE_DEVICE_TABLE (usb, sisusb_table); + +static struct usb_driver sisusb_driver = { + .name = "sisusb", + .probe = sisusb_probe, + .disconnect = sisusb_disconnect, + .id_table = sisusb_table, +}; + +static int __init usb_sisusb_init(void) +{ + +#ifdef INCL_SISUSB_CON + sisusb_init_concode(); +#endif + + return usb_register(&sisusb_driver); +} + +static void __exit usb_sisusb_exit(void) +{ + usb_deregister(&sisusb_driver); +} + +module_init(usb_sisusb_init); +module_exit(usb_sisusb_exit); + +MODULE_AUTHOR("Thomas Winischhofer <thomas@winischhofer.net>"); +MODULE_DESCRIPTION("sisusbvga - Driver for Net2280/SiS315-based USB2VGA dongles"); +MODULE_LICENSE("GPL"); + diff --git a/kernel/drivers/usb/misc/sisusbvga/sisusb.h b/kernel/drivers/usb/misc/sisusbvga/sisusb.h new file mode 100644 index 000000000..55492a593 --- /dev/null +++ b/kernel/drivers/usb/misc/sisusbvga/sisusb.h @@ -0,0 +1,311 @@ +/* + * sisusb - usb kernel driver for Net2280/SiS315 based USB2VGA dongles + * + * Copyright (C) 2005 by Thomas Winischhofer, Vienna, Austria + * + * If distributed as part of the Linux kernel, this code is licensed under the + * terms of the GPL v2. + * + * Otherwise, the following license terms apply: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1) Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2) Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3) The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESSED OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Author: Thomas Winischhofer <thomas@winischhofer.net> + * + */ + +#ifndef _SISUSB_H_ +#define _SISUSB_H_ + +#ifdef CONFIG_COMPAT +#define SISUSB_NEW_CONFIG_COMPAT +#endif + +#include <linux/mutex.h> + +/* For older kernels, support for text consoles is by default + * off. To enable text console support, change the following: + */ +/* #define CONFIG_USB_SISUSBVGA_CON */ + +/* Version Information */ + +#define SISUSB_VERSION 0 +#define SISUSB_REVISION 0 +#define SISUSB_PATCHLEVEL 8 + +/* Include console and mode switching code? */ + +#ifdef CONFIG_USB_SISUSBVGA_CON +#define INCL_SISUSB_CON 1 +#endif + +#include <linux/console.h> +#include <linux/vt_kern.h> +#include "sisusb_struct.h" + +/* USB related */ + +#define SISUSB_MINOR 133 /* official */ + +/* Size of the sisusb input/output buffers */ +#define SISUSB_IBUF_SIZE 0x01000 +#define SISUSB_OBUF_SIZE 0x10000 /* fixed */ + +#define NUMOBUFS 8 /* max number of output buffers/output URBs */ + +/* About endianness: + * + * 1) I/O ports, PCI config registers. The read/write() + * calls emulate inX/outX. Hence, the data is + * expected/delivered in machine endiannes by this + * driver. + * 2) Video memory. The data is copied 1:1. There is + * no swapping. Ever. This means for userland that + * the data has to be prepared properly. (Hint: + * think graphics data format, command queue, + * hardware cursor.) + * 3) MMIO. Data is copied 1:1. MMIO must be swapped + * properly by userland. + * + */ + +#ifdef __BIG_ENDIAN +#define SISUSB_CORRECT_ENDIANNESS_PACKET(p) \ + do { \ + p->header = cpu_to_le16(p->header); \ + p->address = cpu_to_le32(p->address); \ + p->data = cpu_to_le32(p->data); \ + } while(0) +#else +#define SISUSB_CORRECT_ENDIANNESS_PACKET(p) +#endif + +struct sisusb_usb_data; + +struct sisusb_urb_context { /* urb->context for outbound bulk URBs */ + struct sisusb_usb_data *sisusb; + int urbindex; + int *actual_length; +}; + +struct sisusb_usb_data { + struct usb_device *sisusb_dev; + struct usb_interface *interface; + struct kref kref; + wait_queue_head_t wait_q; /* for syncind and timeouts */ + struct mutex lock; /* general race avoidance */ + unsigned int ifnum; /* interface number of the USB device */ + int minor; /* minor (for logging clarity) */ + int isopen; /* !=0 if open */ + int present; /* !=0 if device is present on the bus */ + int ready; /* !=0 if device is ready for userland */ + int numobufs; /* number of obufs = number of out urbs */ + char *obuf[NUMOBUFS], *ibuf; /* transfer buffers */ + int obufsize, ibufsize; + struct urb *sisurbout[NUMOBUFS]; + struct urb *sisurbin; + unsigned char urbstatus[NUMOBUFS]; + unsigned char completein; + struct sisusb_urb_context urbout_context[NUMOBUFS]; + unsigned long flagb0; + unsigned long vrambase; /* framebuffer base */ + unsigned int vramsize; /* framebuffer size (bytes) */ + unsigned long mmiobase; + unsigned int mmiosize; + unsigned long ioportbase; + unsigned char devinit; /* device initialized? */ + unsigned char gfxinit; /* graphics core initialized? */ + unsigned short chipid, chipvendor; + unsigned short chiprevision; +#ifdef INCL_SISUSB_CON + struct SiS_Private *SiS_Pr; + unsigned long scrbuf; + unsigned int scrbuf_size; + int haveconsole, con_first, con_last; + int havethisconsole[MAX_NR_CONSOLES]; + int textmodedestroyed; + unsigned int sisusb_num_columns; /* real number, not vt's idea */ + int cur_start_addr, con_rolled_over; + int sisusb_cursor_loc, bad_cursor_pos; + int sisusb_cursor_size_from; + int sisusb_cursor_size_to; + int current_font_height, current_font_512; + int font_backup_size, font_backup_height, font_backup_512; + char *font_backup; + int font_slot; + struct vc_data *sisusb_display_fg; + int is_gfx; + int con_blanked; +#endif +}; + +#define to_sisusb_dev(d) container_of(d, struct sisusb_usb_data, kref) + +/* USB transport related */ + +/* urbstatus */ +#define SU_URB_BUSY 1 +#define SU_URB_ALLOC 2 + +/* Endpoints */ + +#define SISUSB_EP_GFX_IN 0x0e /* gfx std packet out(0e)/in(8e) */ +#define SISUSB_EP_GFX_OUT 0x0e + +#define SISUSB_EP_GFX_BULK_OUT 0x01 /* gfx mem bulk out/in */ +#define SISUSB_EP_GFX_BULK_IN 0x02 /* ? 2 is "OUT" ? */ + +#define SISUSB_EP_GFX_LBULK_OUT 0x03 /* gfx large mem bulk out */ + +#define SISUSB_EP_UNKNOWN_04 0x04 /* ? 4 is "OUT" ? - unused */ + +#define SISUSB_EP_BRIDGE_IN 0x0d /* Net2280 out(0d)/in(8d) */ +#define SISUSB_EP_BRIDGE_OUT 0x0d + +#define SISUSB_TYPE_MEM 0 +#define SISUSB_TYPE_IO 1 + +struct sisusb_packet { + unsigned short header; + u32 address; + u32 data; +} __attribute__ ((__packed__)); + +#define CLEARPACKET(packet) memset(packet, 0, 10) + +/* PCI bridge related */ + +#define SISUSB_PCI_MEMBASE 0xd0000000 +#define SISUSB_PCI_MMIOBASE 0xe4000000 +#define SISUSB_PCI_IOPORTBASE 0x0000d000 + +#define SISUSB_PCI_PSEUDO_MEMBASE 0x10000000 +#define SISUSB_PCI_PSEUDO_MMIOBASE 0x20000000 +#define SISUSB_PCI_PSEUDO_IOPORTBASE 0x0000d000 +#define SISUSB_PCI_PSEUDO_PCIBASE 0x00010000 + +#define SISUSB_PCI_MMIOSIZE (128*1024) +#define SISUSB_PCI_PCONFSIZE 0x5c + +/* graphics core related */ + +#define AROFFSET 0x40 +#define ARROFFSET 0x41 +#define GROFFSET 0x4e +#define SROFFSET 0x44 +#define CROFFSET 0x54 +#define MISCROFFSET 0x4c +#define MISCWOFFSET 0x42 +#define INPUTSTATOFFSET 0x5A +#define PART1OFFSET 0x04 +#define PART2OFFSET 0x10 +#define PART3OFFSET 0x12 +#define PART4OFFSET 0x14 +#define PART5OFFSET 0x16 +#define CAPTUREOFFSET 0x00 +#define VIDEOOFFSET 0x02 +#define COLREGOFFSET 0x48 +#define PELMASKOFFSET 0x46 +#define VGAENABLE 0x43 + +#define SISAR SISUSB_PCI_IOPORTBASE + AROFFSET +#define SISARR SISUSB_PCI_IOPORTBASE + ARROFFSET +#define SISGR SISUSB_PCI_IOPORTBASE + GROFFSET +#define SISSR SISUSB_PCI_IOPORTBASE + SROFFSET +#define SISCR SISUSB_PCI_IOPORTBASE + CROFFSET +#define SISMISCR SISUSB_PCI_IOPORTBASE + MISCROFFSET +#define SISMISCW SISUSB_PCI_IOPORTBASE + MISCWOFFSET +#define SISINPSTAT SISUSB_PCI_IOPORTBASE + INPUTSTATOFFSET +#define SISPART1 SISUSB_PCI_IOPORTBASE + PART1OFFSET +#define SISPART2 SISUSB_PCI_IOPORTBASE + PART2OFFSET +#define SISPART3 SISUSB_PCI_IOPORTBASE + PART3OFFSET +#define SISPART4 SISUSB_PCI_IOPORTBASE + PART4OFFSET +#define SISPART5 SISUSB_PCI_IOPORTBASE + PART5OFFSET +#define SISCAP SISUSB_PCI_IOPORTBASE + CAPTUREOFFSET +#define SISVID SISUSB_PCI_IOPORTBASE + VIDEOOFFSET +#define SISCOLIDXR SISUSB_PCI_IOPORTBASE + COLREGOFFSET - 1 +#define SISCOLIDX SISUSB_PCI_IOPORTBASE + COLREGOFFSET +#define SISCOLDATA SISUSB_PCI_IOPORTBASE + COLREGOFFSET + 1 +#define SISCOL2IDX SISPART5 +#define SISCOL2DATA SISPART5 + 1 +#define SISPEL SISUSB_PCI_IOPORTBASE + PELMASKOFFSET +#define SISVGAEN SISUSB_PCI_IOPORTBASE + VGAENABLE +#define SISDACA SISCOLIDX +#define SISDACD SISCOLDATA + +/* ioctl related */ + +/* Structure argument for SISUSB_GET_INFO ioctl */ +struct sisusb_info { + __u32 sisusb_id; /* for identifying sisusb */ +#define SISUSB_ID 0x53495355 /* Identify myself with 'SISU' */ + __u8 sisusb_version; + __u8 sisusb_revision; + __u8 sisusb_patchlevel; + __u8 sisusb_gfxinit; /* graphics core initialized? */ + + __u32 sisusb_vrambase; + __u32 sisusb_mmiobase; + __u32 sisusb_iobase; + __u32 sisusb_pcibase; + + __u32 sisusb_vramsize; /* framebuffer size in bytes */ + + __u32 sisusb_minor; + + __u32 sisusb_fbdevactive; /* != 0 if framebuffer device active */ + + __u32 sisusb_conactive; /* != 0 if console driver active */ + + __u8 sisusb_reserved[28]; /* for future use */ +}; + +struct sisusb_command { + __u8 operation; /* see below */ + __u8 data0; /* operation dependent */ + __u8 data1; /* operation dependent */ + __u8 data2; /* operation dependent */ + __u32 data3; /* operation dependent */ + __u32 data4; /* for future use */ +}; + +#define SUCMD_GET 0x01 /* for all: data0 = index, data3 = port */ +#define SUCMD_SET 0x02 /* data1 = value */ +#define SUCMD_SETOR 0x03 /* data1 = or */ +#define SUCMD_SETAND 0x04 /* data1 = and */ +#define SUCMD_SETANDOR 0x05 /* data1 = and, data2 = or */ +#define SUCMD_SETMASK 0x06 /* data1 = data, data2 = mask */ + +#define SUCMD_CLRSCR 0x07 /* data0:1:2 = length, data3 = address */ + +#define SUCMD_HANDLETEXTMODE 0x08 /* Reset/destroy text mode */ + +#define SUCMD_SETMODE 0x09 /* Set a display mode (data3 = SiS mode) */ +#define SUCMD_SETVESAMODE 0x0a /* Set a display mode (data3 = VESA mode) */ + +#define SISUSB_COMMAND _IOWR(0xF3,0x3D,struct sisusb_command) +#define SISUSB_GET_CONFIG_SIZE _IOR(0xF3,0x3E,__u32) +#define SISUSB_GET_CONFIG _IOR(0xF3,0x3F,struct sisusb_info) + +#endif /* SISUSB_H */ diff --git a/kernel/drivers/usb/misc/sisusbvga/sisusb_con.c b/kernel/drivers/usb/misc/sisusbvga/sisusb_con.c new file mode 100644 index 000000000..a638c4e9a --- /dev/null +++ b/kernel/drivers/usb/misc/sisusbvga/sisusb_con.c @@ -0,0 +1,1568 @@ +/* + * sisusb - usb kernel driver for SiS315(E) based USB2VGA dongles + * + * VGA text mode console part + * + * Copyright (C) 2005 by Thomas Winischhofer, Vienna, Austria + * + * If distributed as part of the Linux kernel, this code is licensed under the + * terms of the GPL v2. + * + * Otherwise, the following license terms apply: + * + * * Redistribution and use in source and binary forms, with or without + * * modification, are permitted provided that the following conditions + * * are met: + * * 1) Redistributions of source code must retain the above copyright + * * notice, this list of conditions and the following disclaimer. + * * 2) Redistributions in binary form must reproduce the above copyright + * * notice, this list of conditions and the following disclaimer in the + * * documentation and/or other materials provided with the distribution. + * * 3) The name of the author may not be used to endorse or promote products + * * derived from this software without specific psisusbr written permission. + * * + * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESSED OR + * * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Author: Thomas Winischhofer <thomas@winischhofer.net> + * + * Portions based on vgacon.c which are + * Created 28 Sep 1997 by Geert Uytterhoeven + * Rewritten by Martin Mares <mj@ucw.cz>, July 1998 + * based on code Copyright (C) 1991, 1992 Linus Torvalds + * 1995 Jay Estabrook + * + * A note on using in_atomic() in here: We can't handle console + * calls from non-schedulable context due to our USB-dependend + * nature. For now, this driver just ignores any calls if it + * detects this state. + * + */ + +#include <linux/mutex.h> +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/signal.h> +#include <linux/fs.h> +#include <linux/usb.h> +#include <linux/tty.h> +#include <linux/console.h> +#include <linux/string.h> +#include <linux/kd.h> +#include <linux/init.h> +#include <linux/vt_kern.h> +#include <linux/selection.h> +#include <linux/spinlock.h> +#include <linux/kref.h> +#include <linux/ioport.h> +#include <linux/interrupt.h> +#include <linux/vmalloc.h> + +#include "sisusb.h" +#include "sisusb_init.h" + +#ifdef INCL_SISUSB_CON + +#define sisusbcon_writew(val, addr) (*(addr) = (val)) +#define sisusbcon_readw(addr) (*(addr)) +#define sisusbcon_memmovew(d, s, c) memmove(d, s, c) +#define sisusbcon_memcpyw(d, s, c) memcpy(d, s, c) + +/* vc_data -> sisusb conversion table */ +static struct sisusb_usb_data *mysisusbs[MAX_NR_CONSOLES]; + +/* Forward declaration */ +static const struct consw sisusb_con; + +static inline void +sisusbcon_memsetw(u16 *s, u16 c, unsigned int count) +{ + count /= 2; + while (count--) + sisusbcon_writew(c, s++); +} + +static inline void +sisusb_initialize(struct sisusb_usb_data *sisusb) +{ + /* Reset cursor and start address */ + if (sisusb_setidxreg(sisusb, SISCR, 0x0c, 0x00)) + return; + if (sisusb_setidxreg(sisusb, SISCR, 0x0d, 0x00)) + return; + if (sisusb_setidxreg(sisusb, SISCR, 0x0e, 0x00)) + return; + sisusb_setidxreg(sisusb, SISCR, 0x0f, 0x00); +} + +static inline void +sisusbcon_set_start_address(struct sisusb_usb_data *sisusb, struct vc_data *c) +{ + sisusb->cur_start_addr = (c->vc_visible_origin - sisusb->scrbuf) / 2; + + sisusb_setidxreg(sisusb, SISCR, 0x0c, (sisusb->cur_start_addr >> 8)); + sisusb_setidxreg(sisusb, SISCR, 0x0d, (sisusb->cur_start_addr & 0xff)); +} + +void +sisusb_set_cursor(struct sisusb_usb_data *sisusb, unsigned int location) +{ + if (sisusb->sisusb_cursor_loc == location) + return; + + sisusb->sisusb_cursor_loc = location; + + /* Hardware bug: Text cursor appears twice or not at all + * at some positions. Work around it with the cursor skew + * bits. + */ + + if ((location & 0x0007) == 0x0007) { + sisusb->bad_cursor_pos = 1; + location--; + if (sisusb_setidxregandor(sisusb, SISCR, 0x0b, 0x1f, 0x20)) + return; + } else if (sisusb->bad_cursor_pos) { + if (sisusb_setidxregand(sisusb, SISCR, 0x0b, 0x1f)) + return; + sisusb->bad_cursor_pos = 0; + } + + if (sisusb_setidxreg(sisusb, SISCR, 0x0e, (location >> 8))) + return; + sisusb_setidxreg(sisusb, SISCR, 0x0f, (location & 0xff)); +} + +static inline struct sisusb_usb_data * +sisusb_get_sisusb(unsigned short console) +{ + return mysisusbs[console]; +} + +static inline int +sisusb_sisusb_valid(struct sisusb_usb_data *sisusb) +{ + if (!sisusb->present || !sisusb->ready || !sisusb->sisusb_dev) + return 0; + + return 1; +} + +static struct sisusb_usb_data * +sisusb_get_sisusb_lock_and_check(unsigned short console) +{ + struct sisusb_usb_data *sisusb; + + /* We can't handle console calls in non-schedulable + * context due to our locks and the USB transport. + * So we simply ignore them. This should only affect + * some calls to printk. + */ + if (in_atomic()) + return NULL; + + if (!(sisusb = sisusb_get_sisusb(console))) + return NULL; + + mutex_lock(&sisusb->lock); + + if (!sisusb_sisusb_valid(sisusb) || + !sisusb->havethisconsole[console]) { + mutex_unlock(&sisusb->lock); + return NULL; + } + + return sisusb; +} + +static int +sisusb_is_inactive(struct vc_data *c, struct sisusb_usb_data *sisusb) +{ + if (sisusb->is_gfx || + sisusb->textmodedestroyed || + c->vc_mode != KD_TEXT) + return 1; + + return 0; +} + +/* con_startup console interface routine */ +static const char * +sisusbcon_startup(void) +{ + return "SISUSBCON"; +} + +/* con_init console interface routine */ +static void +sisusbcon_init(struct vc_data *c, int init) +{ + struct sisusb_usb_data *sisusb; + int cols, rows; + + /* This is called by do_take_over_console(), + * ie by us/under our control. It is + * only called after text mode and fonts + * are set up/restored. + */ + + if (!(sisusb = sisusb_get_sisusb(c->vc_num))) + return; + + mutex_lock(&sisusb->lock); + + if (!sisusb_sisusb_valid(sisusb)) { + mutex_unlock(&sisusb->lock); + return; + } + + c->vc_can_do_color = 1; + + c->vc_complement_mask = 0x7700; + + c->vc_hi_font_mask = sisusb->current_font_512 ? 0x0800 : 0; + + sisusb->haveconsole = 1; + + sisusb->havethisconsole[c->vc_num] = 1; + + /* We only support 640x400 */ + c->vc_scan_lines = 400; + + c->vc_font.height = sisusb->current_font_height; + + /* We only support width = 8 */ + cols = 80; + rows = c->vc_scan_lines / c->vc_font.height; + + /* Increment usage count for our sisusb. + * Doing so saves us from upping/downing + * the disconnect semaphore; we can't + * lose our sisusb until this is undone + * in con_deinit. For all other console + * interface functions, it suffices to + * use sisusb->lock and do a quick check + * of sisusb for device disconnection. + */ + kref_get(&sisusb->kref); + + if (!*c->vc_uni_pagedir_loc) + con_set_default_unimap(c); + + mutex_unlock(&sisusb->lock); + + if (init) { + c->vc_cols = cols; + c->vc_rows = rows; + } else + vc_resize(c, cols, rows); +} + +/* con_deinit console interface routine */ +static void +sisusbcon_deinit(struct vc_data *c) +{ + struct sisusb_usb_data *sisusb; + int i; + + /* This is called by do_take_over_console() + * and others, ie not under our control. + */ + + if (!(sisusb = sisusb_get_sisusb(c->vc_num))) + return; + + mutex_lock(&sisusb->lock); + + /* Clear ourselves in mysisusbs */ + mysisusbs[c->vc_num] = NULL; + + sisusb->havethisconsole[c->vc_num] = 0; + + /* Free our font buffer if all consoles are gone */ + if (sisusb->font_backup) { + for(i = 0; i < MAX_NR_CONSOLES; i++) { + if (sisusb->havethisconsole[c->vc_num]) + break; + } + if (i == MAX_NR_CONSOLES) { + vfree(sisusb->font_backup); + sisusb->font_backup = NULL; + } + } + + mutex_unlock(&sisusb->lock); + + /* decrement the usage count on our sisusb */ + kref_put(&sisusb->kref, sisusb_delete); +} + +/* interface routine */ +static u8 +sisusbcon_build_attr(struct vc_data *c, u8 color, u8 intensity, + u8 blink, u8 underline, u8 reverse, u8 unused) +{ + u8 attr = color; + + if (underline) + attr = (attr & 0xf0) | c->vc_ulcolor; + else if (intensity == 0) + attr = (attr & 0xf0) | c->vc_halfcolor; + + if (reverse) + attr = ((attr) & 0x88) | + ((((attr) >> 4) | + ((attr) << 4)) & 0x77); + + if (blink) + attr ^= 0x80; + + if (intensity == 2) + attr ^= 0x08; + + return attr; +} + +/* Interface routine */ +static void +sisusbcon_invert_region(struct vc_data *vc, u16 *p, int count) +{ + /* Invert a region. This is called with a pointer + * to the console's internal screen buffer. So we + * simply do the inversion there and rely on + * a call to putc(s) to update the real screen. + */ + + while (count--) { + u16 a = sisusbcon_readw(p); + + a = ((a) & 0x88ff) | + (((a) & 0x7000) >> 4) | + (((a) & 0x0700) << 4); + + sisusbcon_writew(a, p++); + } +} + +#define SISUSB_VADDR(x,y) \ + ((u16 *)c->vc_origin + \ + (y) * sisusb->sisusb_num_columns + \ + (x)) + +#define SISUSB_HADDR(x,y) \ + ((u16 *)(sisusb->vrambase + (c->vc_origin - sisusb->scrbuf)) + \ + (y) * sisusb->sisusb_num_columns + \ + (x)) + +/* Interface routine */ +static void +sisusbcon_putc(struct vc_data *c, int ch, int y, int x) +{ + struct sisusb_usb_data *sisusb; + ssize_t written; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return; + + /* sisusb->lock is down */ + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return; + } + + + sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(x, y), + (long)SISUSB_HADDR(x, y), 2, &written); + + mutex_unlock(&sisusb->lock); +} + +/* Interface routine */ +static void +sisusbcon_putcs(struct vc_data *c, const unsigned short *s, + int count, int y, int x) +{ + struct sisusb_usb_data *sisusb; + ssize_t written; + u16 *dest; + int i; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return; + + /* sisusb->lock is down */ + + /* Need to put the characters into the buffer ourselves, + * because the vt does this AFTER calling us. + */ + + dest = SISUSB_VADDR(x, y); + + for (i = count; i > 0; i--) + sisusbcon_writew(sisusbcon_readw(s++), dest++); + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return; + } + + sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(x, y), + (long)SISUSB_HADDR(x, y), count * 2, &written); + + mutex_unlock(&sisusb->lock); +} + +/* Interface routine */ +static void +sisusbcon_clear(struct vc_data *c, int y, int x, int height, int width) +{ + struct sisusb_usb_data *sisusb; + u16 eattr = c->vc_video_erase_char; + ssize_t written; + int i, length, cols; + u16 *dest; + + if (width <= 0 || height <= 0) + return; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return; + + /* sisusb->lock is down */ + + /* Need to clear buffer ourselves, because the vt does + * this AFTER calling us. + */ + + dest = SISUSB_VADDR(x, y); + + cols = sisusb->sisusb_num_columns; + + if (width > cols) + width = cols; + + if (x == 0 && width >= c->vc_cols) { + + sisusbcon_memsetw(dest, eattr, height * cols * 2); + + } else { + + for (i = height; i > 0; i--, dest += cols) + sisusbcon_memsetw(dest, eattr, width * 2); + + } + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return; + } + + length = ((height * cols) - x - (cols - width - x)) * 2; + + + sisusb_copy_memory(sisusb, (unsigned char *)SISUSB_VADDR(x, y), + (long)SISUSB_HADDR(x, y), length, &written); + + mutex_unlock(&sisusb->lock); +} + +/* Interface routine */ +static void +sisusbcon_bmove(struct vc_data *c, int sy, int sx, + int dy, int dx, int height, int width) +{ + struct sisusb_usb_data *sisusb; + ssize_t written; + int cols, length; + + if (width <= 0 || height <= 0) + return; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return; + + /* sisusb->lock is down */ + + cols = sisusb->sisusb_num_columns; + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return; + } + + length = ((height * cols) - dx - (cols - width - dx)) * 2; + + + sisusb_copy_memory(sisusb, (unsigned char *)SISUSB_VADDR(dx, dy), + (long)SISUSB_HADDR(dx, dy), length, &written); + + mutex_unlock(&sisusb->lock); +} + +/* interface routine */ +static int +sisusbcon_switch(struct vc_data *c) +{ + struct sisusb_usb_data *sisusb; + ssize_t written; + int length; + + /* Returnvalue 0 means we have fully restored screen, + * and vt doesn't need to call do_update_region(). + * Returnvalue != 0 naturally means the opposite. + */ + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return 0; + + /* sisusb->lock is down */ + + /* Don't write to screen if in gfx mode */ + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return 0; + } + + /* That really should not happen. It would mean we are + * being called while the vc is using its private buffer + * as origin. + */ + if (c->vc_origin == (unsigned long)c->vc_screenbuf) { + mutex_unlock(&sisusb->lock); + dev_dbg(&sisusb->sisusb_dev->dev, "ASSERT ORIGIN != SCREENBUF!\n"); + return 0; + } + + /* Check that we don't copy too much */ + length = min((int)c->vc_screenbuf_size, + (int)(sisusb->scrbuf + sisusb->scrbuf_size - c->vc_origin)); + + /* Restore the screen contents */ + sisusbcon_memcpyw((u16 *)c->vc_origin, (u16 *)c->vc_screenbuf, + length); + + sisusb_copy_memory(sisusb, (unsigned char *)c->vc_origin, + (long)SISUSB_HADDR(0, 0), + length, &written); + + mutex_unlock(&sisusb->lock); + + return 0; +} + +/* interface routine */ +static void +sisusbcon_save_screen(struct vc_data *c) +{ + struct sisusb_usb_data *sisusb; + int length; + + /* Save the current screen contents to vc's private + * buffer. + */ + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return; + + /* sisusb->lock is down */ + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return; + } + + /* Check that we don't copy too much */ + length = min((int)c->vc_screenbuf_size, + (int)(sisusb->scrbuf + sisusb->scrbuf_size - c->vc_origin)); + + /* Save the screen contents to vc's private buffer */ + sisusbcon_memcpyw((u16 *)c->vc_screenbuf, (u16 *)c->vc_origin, + length); + + mutex_unlock(&sisusb->lock); +} + +/* interface routine */ +static int +sisusbcon_set_palette(struct vc_data *c, unsigned char *table) +{ + struct sisusb_usb_data *sisusb; + int i, j; + + /* Return value not used by vt */ + + if (!CON_IS_VISIBLE(c)) + return -EINVAL; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return -EINVAL; + + /* sisusb->lock is down */ + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return -EINVAL; + } + + for (i = j = 0; i < 16; i++) { + if (sisusb_setreg(sisusb, SISCOLIDX, table[i])) + break; + if (sisusb_setreg(sisusb, SISCOLDATA, c->vc_palette[j++] >> 2)) + break; + if (sisusb_setreg(sisusb, SISCOLDATA, c->vc_palette[j++] >> 2)) + break; + if (sisusb_setreg(sisusb, SISCOLDATA, c->vc_palette[j++] >> 2)) + break; + } + + mutex_unlock(&sisusb->lock); + + return 0; +} + +/* interface routine */ +static int +sisusbcon_blank(struct vc_data *c, int blank, int mode_switch) +{ + struct sisusb_usb_data *sisusb; + u8 sr1, cr17, pmreg, cr63; + ssize_t written; + int ret = 0; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return 0; + + /* sisusb->lock is down */ + + if (mode_switch) + sisusb->is_gfx = blank ? 1 : 0; + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return 0; + } + + switch (blank) { + + case 1: /* Normal blanking: Clear screen */ + case -1: + sisusbcon_memsetw((u16 *)c->vc_origin, + c->vc_video_erase_char, + c->vc_screenbuf_size); + sisusb_copy_memory(sisusb, + (unsigned char *)c->vc_origin, + (u32)(sisusb->vrambase + + (c->vc_origin - sisusb->scrbuf)), + c->vc_screenbuf_size, &written); + sisusb->con_blanked = 1; + ret = 1; + break; + + default: /* VESA blanking */ + switch (blank) { + case 0: /* Unblank */ + sr1 = 0x00; + cr17 = 0x80; + pmreg = 0x00; + cr63 = 0x00; + ret = 1; + sisusb->con_blanked = 0; + break; + case VESA_VSYNC_SUSPEND + 1: + sr1 = 0x20; + cr17 = 0x80; + pmreg = 0x80; + cr63 = 0x40; + break; + case VESA_HSYNC_SUSPEND + 1: + sr1 = 0x20; + cr17 = 0x80; + pmreg = 0x40; + cr63 = 0x40; + break; + case VESA_POWERDOWN + 1: + sr1 = 0x20; + cr17 = 0x00; + pmreg = 0xc0; + cr63 = 0x40; + break; + default: + mutex_unlock(&sisusb->lock); + return -EINVAL; + } + + sisusb_setidxregandor(sisusb, SISSR, 0x01, ~0x20, sr1); + sisusb_setidxregandor(sisusb, SISCR, 0x17, 0x7f, cr17); + sisusb_setidxregandor(sisusb, SISSR, 0x1f, 0x3f, pmreg); + sisusb_setidxregandor(sisusb, SISCR, 0x63, 0xbf, cr63); + + } + + mutex_unlock(&sisusb->lock); + + return ret; +} + +/* interface routine */ +static int +sisusbcon_scrolldelta(struct vc_data *c, int lines) +{ + struct sisusb_usb_data *sisusb; + int margin = c->vc_size_row * 4; + int ul, we, p, st; + + /* The return value does not seem to be used */ + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return 0; + + /* sisusb->lock is down */ + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return 0; + } + + if (!lines) /* Turn scrollback off */ + c->vc_visible_origin = c->vc_origin; + else { + + if (sisusb->con_rolled_over > + (c->vc_scr_end - sisusb->scrbuf) + margin) { + + ul = c->vc_scr_end - sisusb->scrbuf; + we = sisusb->con_rolled_over + c->vc_size_row; + + } else { + + ul = 0; + we = sisusb->scrbuf_size; + + } + + p = (c->vc_visible_origin - sisusb->scrbuf - ul + we) % we + + lines * c->vc_size_row; + + st = (c->vc_origin - sisusb->scrbuf - ul + we) % we; + + if (st < 2 * margin) + margin = 0; + + if (p < margin) + p = 0; + + if (p > st - margin) + p = st; + + c->vc_visible_origin = sisusb->scrbuf + (p + ul) % we; + } + + sisusbcon_set_start_address(sisusb, c); + + mutex_unlock(&sisusb->lock); + + return 1; +} + +/* Interface routine */ +static void +sisusbcon_cursor(struct vc_data *c, int mode) +{ + struct sisusb_usb_data *sisusb; + int from, to, baseline; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return; + + /* sisusb->lock is down */ + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return; + } + + if (c->vc_origin != c->vc_visible_origin) { + c->vc_visible_origin = c->vc_origin; + sisusbcon_set_start_address(sisusb, c); + } + + if (mode == CM_ERASE) { + sisusb_setidxregor(sisusb, SISCR, 0x0a, 0x20); + sisusb->sisusb_cursor_size_to = -1; + mutex_unlock(&sisusb->lock); + return; + } + + sisusb_set_cursor(sisusb, (c->vc_pos - sisusb->scrbuf) / 2); + + baseline = c->vc_font.height - (c->vc_font.height < 10 ? 1 : 2); + + switch (c->vc_cursor_type & 0x0f) { + case CUR_BLOCK: from = 1; + to = c->vc_font.height; + break; + case CUR_TWO_THIRDS: from = c->vc_font.height / 3; + to = baseline; + break; + case CUR_LOWER_HALF: from = c->vc_font.height / 2; + to = baseline; + break; + case CUR_LOWER_THIRD: from = (c->vc_font.height * 2) / 3; + to = baseline; + break; + case CUR_NONE: from = 31; + to = 30; + break; + default: + case CUR_UNDERLINE: from = baseline - 1; + to = baseline; + break; + } + + if (sisusb->sisusb_cursor_size_from != from || + sisusb->sisusb_cursor_size_to != to) { + + sisusb_setidxreg(sisusb, SISCR, 0x0a, from); + sisusb_setidxregandor(sisusb, SISCR, 0x0b, 0xe0, to); + + sisusb->sisusb_cursor_size_from = from; + sisusb->sisusb_cursor_size_to = to; + } + + mutex_unlock(&sisusb->lock); +} + +static int +sisusbcon_scroll_area(struct vc_data *c, struct sisusb_usb_data *sisusb, + int t, int b, int dir, int lines) +{ + int cols = sisusb->sisusb_num_columns; + int length = ((b - t) * cols) * 2; + u16 eattr = c->vc_video_erase_char; + ssize_t written; + + /* sisusb->lock is down */ + + /* Scroll an area which does not match the + * visible screen's dimensions. This needs + * to be done separately, as it does not + * use hardware panning. + */ + + switch (dir) { + + case SM_UP: + sisusbcon_memmovew(SISUSB_VADDR(0, t), + SISUSB_VADDR(0, t + lines), + (b - t - lines) * cols * 2); + sisusbcon_memsetw(SISUSB_VADDR(0, b - lines), eattr, + lines * cols * 2); + break; + + case SM_DOWN: + sisusbcon_memmovew(SISUSB_VADDR(0, t + lines), + SISUSB_VADDR(0, t), + (b - t - lines) * cols * 2); + sisusbcon_memsetw(SISUSB_VADDR(0, t), eattr, + lines * cols * 2); + break; + } + + sisusb_copy_memory(sisusb, (char *)SISUSB_VADDR(0, t), + (long)SISUSB_HADDR(0, t), length, &written); + + mutex_unlock(&sisusb->lock); + + return 1; +} + +/* Interface routine */ +static int +sisusbcon_scroll(struct vc_data *c, int t, int b, int dir, int lines) +{ + struct sisusb_usb_data *sisusb; + u16 eattr = c->vc_video_erase_char; + ssize_t written; + int copyall = 0; + unsigned long oldorigin; + unsigned int delta = lines * c->vc_size_row; + u32 originoffset; + + /* Returning != 0 means we have done the scrolling successfully. + * Returning 0 makes vt do the scrolling on its own. + * Note that con_scroll is only called if the console is + * visible. In that case, the origin should be our buffer, + * not the vt's private one. + */ + + if (!lines) + return 1; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return 0; + + /* sisusb->lock is down */ + + if (sisusb_is_inactive(c, sisusb)) { + mutex_unlock(&sisusb->lock); + return 0; + } + + /* Special case */ + if (t || b != c->vc_rows) + return sisusbcon_scroll_area(c, sisusb, t, b, dir, lines); + + if (c->vc_origin != c->vc_visible_origin) { + c->vc_visible_origin = c->vc_origin; + sisusbcon_set_start_address(sisusb, c); + } + + /* limit amount to maximum realistic size */ + if (lines > c->vc_rows) + lines = c->vc_rows; + + oldorigin = c->vc_origin; + + switch (dir) { + + case SM_UP: + + if (c->vc_scr_end + delta >= + sisusb->scrbuf + sisusb->scrbuf_size) { + sisusbcon_memcpyw((u16 *)sisusb->scrbuf, + (u16 *)(oldorigin + delta), + c->vc_screenbuf_size - delta); + c->vc_origin = sisusb->scrbuf; + sisusb->con_rolled_over = oldorigin - sisusb->scrbuf; + copyall = 1; + } else + c->vc_origin += delta; + + sisusbcon_memsetw( + (u16 *)(c->vc_origin + c->vc_screenbuf_size - delta), + eattr, delta); + + break; + + case SM_DOWN: + + if (oldorigin - delta < sisusb->scrbuf) { + sisusbcon_memmovew((u16 *)(sisusb->scrbuf + + sisusb->scrbuf_size - + c->vc_screenbuf_size + + delta), + (u16 *)oldorigin, + c->vc_screenbuf_size - delta); + c->vc_origin = sisusb->scrbuf + + sisusb->scrbuf_size - + c->vc_screenbuf_size; + sisusb->con_rolled_over = 0; + copyall = 1; + } else + c->vc_origin -= delta; + + c->vc_scr_end = c->vc_origin + c->vc_screenbuf_size; + + scr_memsetw((u16 *)(c->vc_origin), eattr, delta); + + break; + } + + originoffset = (u32)(c->vc_origin - sisusb->scrbuf); + + if (copyall) + sisusb_copy_memory(sisusb, + (char *)c->vc_origin, + (u32)(sisusb->vrambase + originoffset), + c->vc_screenbuf_size, &written); + else if (dir == SM_UP) + sisusb_copy_memory(sisusb, + (char *)c->vc_origin + c->vc_screenbuf_size - delta, + (u32)sisusb->vrambase + originoffset + + c->vc_screenbuf_size - delta, + delta, &written); + else + sisusb_copy_memory(sisusb, + (char *)c->vc_origin, + (u32)(sisusb->vrambase + originoffset), + delta, &written); + + c->vc_scr_end = c->vc_origin + c->vc_screenbuf_size; + c->vc_visible_origin = c->vc_origin; + + sisusbcon_set_start_address(sisusb, c); + + c->vc_pos = c->vc_pos - oldorigin + c->vc_origin; + + mutex_unlock(&sisusb->lock); + + return 1; +} + +/* Interface routine */ +static int +sisusbcon_set_origin(struct vc_data *c) +{ + struct sisusb_usb_data *sisusb; + + /* Returning != 0 means we were successful. + * Returning 0 will vt make to use its own + * screenbuffer as the origin. + */ + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return 0; + + /* sisusb->lock is down */ + + if (sisusb_is_inactive(c, sisusb) || sisusb->con_blanked) { + mutex_unlock(&sisusb->lock); + return 0; + } + + c->vc_origin = c->vc_visible_origin = sisusb->scrbuf; + + sisusbcon_set_start_address(sisusb, c); + + sisusb->con_rolled_over = 0; + + mutex_unlock(&sisusb->lock); + + return 1; +} + +/* Interface routine */ +static int +sisusbcon_resize(struct vc_data *c, unsigned int newcols, unsigned int newrows, + unsigned int user) +{ + struct sisusb_usb_data *sisusb; + int fh; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return -ENODEV; + + fh = sisusb->current_font_height; + + mutex_unlock(&sisusb->lock); + + /* We are quite unflexible as regards resizing. The vt code + * handles sizes where the line length isn't equal the pitch + * quite badly. As regards the rows, our panning tricks only + * work well if the number of rows equals the visible number + * of rows. + */ + + if (newcols != 80 || c->vc_scan_lines / fh != newrows) + return -EINVAL; + + return 0; +} + +int +sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, + u8 *arg, int cmapsz, int ch512, int dorecalc, + struct vc_data *c, int fh, int uplock) +{ + int font_select = 0x00, i, err = 0; + u32 offset = 0; + u8 dummy; + + /* sisusb->lock is down */ + + /* + * The default font is kept in slot 0. + * A user font is loaded in slot 2 (256 ch) + * or 2+3 (512 ch). + */ + + if ((slot != 0 && slot != 2) || !fh) { + if (uplock) + mutex_unlock(&sisusb->lock); + return -EINVAL; + } + + if (set) + sisusb->font_slot = slot; + + /* Default font is always 256 */ + if (slot == 0) + ch512 = 0; + else + offset = 4 * cmapsz; + + font_select = (slot == 0) ? 0x00 : (ch512 ? 0x0e : 0x0a); + + err |= sisusb_setidxreg(sisusb, SISSR, 0x00, 0x01); /* Reset */ + err |= sisusb_setidxreg(sisusb, SISSR, 0x02, 0x04); /* Write to plane 2 */ + err |= sisusb_setidxreg(sisusb, SISSR, 0x04, 0x07); /* Memory mode a0-bf */ + err |= sisusb_setidxreg(sisusb, SISSR, 0x00, 0x03); /* Reset */ + + if (err) + goto font_op_error; + + err |= sisusb_setidxreg(sisusb, SISGR, 0x04, 0x03); /* Select plane read 2 */ + err |= sisusb_setidxreg(sisusb, SISGR, 0x05, 0x00); /* Disable odd/even */ + err |= sisusb_setidxreg(sisusb, SISGR, 0x06, 0x00); /* Address range a0-bf */ + + if (err) + goto font_op_error; + + if (arg) { + if (set) + for (i = 0; i < cmapsz; i++) { + err |= sisusb_writeb(sisusb, + sisusb->vrambase + offset + i, + arg[i]); + if (err) + break; + } + else + for (i = 0; i < cmapsz; i++) { + err |= sisusb_readb(sisusb, + sisusb->vrambase + offset + i, + &arg[i]); + if (err) + break; + } + + /* + * In 512-character mode, the character map is not contiguous if + * we want to remain EGA compatible -- which we do + */ + + if (ch512) { + if (set) + for (i = 0; i < cmapsz; i++) { + err |= sisusb_writeb(sisusb, + sisusb->vrambase + offset + + (2 * cmapsz) + i, + arg[cmapsz + i]); + if (err) + break; + } + else + for (i = 0; i < cmapsz; i++) { + err |= sisusb_readb(sisusb, + sisusb->vrambase + offset + + (2 * cmapsz) + i, + &arg[cmapsz + i]); + if (err) + break; + } + } + } + + if (err) + goto font_op_error; + + err |= sisusb_setidxreg(sisusb, SISSR, 0x00, 0x01); /* Reset */ + err |= sisusb_setidxreg(sisusb, SISSR, 0x02, 0x03); /* Write to planes 0+1 */ + err |= sisusb_setidxreg(sisusb, SISSR, 0x04, 0x03); /* Memory mode a0-bf */ + if (set) + sisusb_setidxreg(sisusb, SISSR, 0x03, font_select); + err |= sisusb_setidxreg(sisusb, SISSR, 0x00, 0x03); /* Reset end */ + + if (err) + goto font_op_error; + + err |= sisusb_setidxreg(sisusb, SISGR, 0x04, 0x00); /* Select plane read 0 */ + err |= sisusb_setidxreg(sisusb, SISGR, 0x05, 0x10); /* Enable odd/even */ + err |= sisusb_setidxreg(sisusb, SISGR, 0x06, 0x06); /* Address range b8-bf */ + + if (err) + goto font_op_error; + + if ((set) && (ch512 != sisusb->current_font_512)) { + + /* Font is shared among all our consoles. + * And so is the hi_font_mask. + */ + for (i = 0; i < MAX_NR_CONSOLES; i++) { + struct vc_data *d = vc_cons[i].d; + if (d && d->vc_sw == &sisusb_con) + d->vc_hi_font_mask = ch512 ? 0x0800 : 0; + } + + sisusb->current_font_512 = ch512; + + /* color plane enable register: + 256-char: enable intensity bit + 512-char: disable intensity bit */ + sisusb_getreg(sisusb, SISINPSTAT, &dummy); + sisusb_setreg(sisusb, SISAR, 0x12); + sisusb_setreg(sisusb, SISAR, ch512 ? 0x07 : 0x0f); + + sisusb_getreg(sisusb, SISINPSTAT, &dummy); + sisusb_setreg(sisusb, SISAR, 0x20); + sisusb_getreg(sisusb, SISINPSTAT, &dummy); + } + + if (dorecalc) { + + /* + * Adjust the screen to fit a font of a certain height + */ + + unsigned char ovr, vde, fsr; + int rows = 0, maxscan = 0; + + if (c) { + + /* Number of video rows */ + rows = c->vc_scan_lines / fh; + /* Scan lines to actually display-1 */ + maxscan = rows * fh - 1; + + /*printk(KERN_DEBUG "sisusb recalc rows %d maxscan %d fh %d sl %d\n", + rows, maxscan, fh, c->vc_scan_lines);*/ + + sisusb_getidxreg(sisusb, SISCR, 0x07, &ovr); + vde = maxscan & 0xff; + ovr = (ovr & 0xbd) | + ((maxscan & 0x100) >> 7) | + ((maxscan & 0x200) >> 3); + sisusb_setidxreg(sisusb, SISCR, 0x07, ovr); + sisusb_setidxreg(sisusb, SISCR, 0x12, vde); + + } + + sisusb_getidxreg(sisusb, SISCR, 0x09, &fsr); + fsr = (fsr & 0xe0) | (fh - 1); + sisusb_setidxreg(sisusb, SISCR, 0x09, fsr); + sisusb->current_font_height = fh; + + sisusb->sisusb_cursor_size_from = -1; + sisusb->sisusb_cursor_size_to = -1; + + } + + if (uplock) + mutex_unlock(&sisusb->lock); + + if (dorecalc && c) { + int rows = c->vc_scan_lines / fh; + + /* Now adjust our consoles' size */ + + for (i = 0; i < MAX_NR_CONSOLES; i++) { + struct vc_data *vc = vc_cons[i].d; + + if (vc && vc->vc_sw == &sisusb_con) { + if (CON_IS_VISIBLE(vc)) { + vc->vc_sw->con_cursor(vc, CM_DRAW); + } + vc->vc_font.height = fh; + vc_resize(vc, 0, rows); + } + } + } + + return 0; + +font_op_error: + if (uplock) + mutex_unlock(&sisusb->lock); + + return -EIO; +} + +/* Interface routine */ +static int +sisusbcon_font_set(struct vc_data *c, struct console_font *font, + unsigned flags) +{ + struct sisusb_usb_data *sisusb; + unsigned charcount = font->charcount; + + if (font->width != 8 || (charcount != 256 && charcount != 512)) + return -EINVAL; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return -ENODEV; + + /* sisusb->lock is down */ + + /* Save the user-provided font into a buffer. This + * is used for restoring text mode after quitting + * from X and for the con_getfont routine. + */ + if (sisusb->font_backup) { + if (sisusb->font_backup_size < charcount) { + vfree(sisusb->font_backup); + sisusb->font_backup = NULL; + } + } + + if (!sisusb->font_backup) + sisusb->font_backup = vmalloc(charcount * 32); + + if (sisusb->font_backup) { + memcpy(sisusb->font_backup, font->data, charcount * 32); + sisusb->font_backup_size = charcount; + sisusb->font_backup_height = font->height; + sisusb->font_backup_512 = (charcount == 512) ? 1 : 0; + } + + /* do_font_op ups sisusb->lock */ + + return sisusbcon_do_font_op(sisusb, 1, 2, font->data, + 8192, (charcount == 512), + (!(flags & KD_FONT_FLAG_DONT_RECALC)) ? 1 : 0, + c, font->height, 1); +} + +/* Interface routine */ +static int +sisusbcon_font_get(struct vc_data *c, struct console_font *font) +{ + struct sisusb_usb_data *sisusb; + + if (!(sisusb = sisusb_get_sisusb_lock_and_check(c->vc_num))) + return -ENODEV; + + /* sisusb->lock is down */ + + font->width = 8; + font->height = c->vc_font.height; + font->charcount = 256; + + if (!font->data) { + mutex_unlock(&sisusb->lock); + return 0; + } + + if (!sisusb->font_backup) { + mutex_unlock(&sisusb->lock); + return -ENODEV; + } + + /* Copy 256 chars only, like vgacon */ + memcpy(font->data, sisusb->font_backup, 256 * 32); + + mutex_unlock(&sisusb->lock); + + return 0; +} + +/* + * The console `switch' structure for the sisusb console + */ + +static const struct consw sisusb_con = { + .owner = THIS_MODULE, + .con_startup = sisusbcon_startup, + .con_init = sisusbcon_init, + .con_deinit = sisusbcon_deinit, + .con_clear = sisusbcon_clear, + .con_putc = sisusbcon_putc, + .con_putcs = sisusbcon_putcs, + .con_cursor = sisusbcon_cursor, + .con_scroll = sisusbcon_scroll, + .con_bmove = sisusbcon_bmove, + .con_switch = sisusbcon_switch, + .con_blank = sisusbcon_blank, + .con_font_set = sisusbcon_font_set, + .con_font_get = sisusbcon_font_get, + .con_set_palette = sisusbcon_set_palette, + .con_scrolldelta = sisusbcon_scrolldelta, + .con_build_attr = sisusbcon_build_attr, + .con_invert_region = sisusbcon_invert_region, + .con_set_origin = sisusbcon_set_origin, + .con_save_screen = sisusbcon_save_screen, + .con_resize = sisusbcon_resize, +}; + +/* Our very own dummy console driver */ + +static const char *sisusbdummycon_startup(void) +{ + return "SISUSBVGADUMMY"; +} + +static void sisusbdummycon_init(struct vc_data *vc, int init) +{ + vc->vc_can_do_color = 1; + if (init) { + vc->vc_cols = 80; + vc->vc_rows = 25; + } else + vc_resize(vc, 80, 25); +} + +static int sisusbdummycon_dummy(void) +{ + return 0; +} + +#define SISUSBCONDUMMY (void *)sisusbdummycon_dummy + +static const struct consw sisusb_dummy_con = { + .owner = THIS_MODULE, + .con_startup = sisusbdummycon_startup, + .con_init = sisusbdummycon_init, + .con_deinit = SISUSBCONDUMMY, + .con_clear = SISUSBCONDUMMY, + .con_putc = SISUSBCONDUMMY, + .con_putcs = SISUSBCONDUMMY, + .con_cursor = SISUSBCONDUMMY, + .con_scroll = SISUSBCONDUMMY, + .con_bmove = SISUSBCONDUMMY, + .con_switch = SISUSBCONDUMMY, + .con_blank = SISUSBCONDUMMY, + .con_font_set = SISUSBCONDUMMY, + .con_font_get = SISUSBCONDUMMY, + .con_font_default = SISUSBCONDUMMY, + .con_font_copy = SISUSBCONDUMMY, + .con_set_palette = SISUSBCONDUMMY, + .con_scrolldelta = SISUSBCONDUMMY, +}; + +int +sisusb_console_init(struct sisusb_usb_data *sisusb, int first, int last) +{ + int i, ret; + + mutex_lock(&sisusb->lock); + + /* Erm.. that should not happen */ + if (sisusb->haveconsole || !sisusb->SiS_Pr) { + mutex_unlock(&sisusb->lock); + return 1; + } + + sisusb->con_first = first; + sisusb->con_last = last; + + if (first > last || + first > MAX_NR_CONSOLES || + last > MAX_NR_CONSOLES) { + mutex_unlock(&sisusb->lock); + return 1; + } + + /* If gfxcore not initialized or no consoles given, quit graciously */ + if (!sisusb->gfxinit || first < 1 || last < 1) { + mutex_unlock(&sisusb->lock); + return 0; + } + + sisusb->sisusb_cursor_loc = -1; + sisusb->sisusb_cursor_size_from = -1; + sisusb->sisusb_cursor_size_to = -1; + + /* Set up text mode (and upload default font) */ + if (sisusb_reset_text_mode(sisusb, 1)) { + mutex_unlock(&sisusb->lock); + dev_err(&sisusb->sisusb_dev->dev, "Failed to set up text mode\n"); + return 1; + } + + /* Initialize some gfx registers */ + sisusb_initialize(sisusb); + + for (i = first - 1; i <= last - 1; i++) { + /* Save sisusb for our interface routines */ + mysisusbs[i] = sisusb; + } + + /* Initial console setup */ + sisusb->sisusb_num_columns = 80; + + /* Use a 32K buffer (matches b8000-bffff area) */ + sisusb->scrbuf_size = 32 * 1024; + + /* Allocate screen buffer */ + if (!(sisusb->scrbuf = (unsigned long)vmalloc(sisusb->scrbuf_size))) { + mutex_unlock(&sisusb->lock); + dev_err(&sisusb->sisusb_dev->dev, "Failed to allocate screen buffer\n"); + return 1; + } + + mutex_unlock(&sisusb->lock); + + /* Now grab the desired console(s) */ + console_lock(); + ret = do_take_over_console(&sisusb_con, first - 1, last - 1, 0); + console_unlock(); + if (!ret) + sisusb->haveconsole = 1; + else { + for (i = first - 1; i <= last - 1; i++) + mysisusbs[i] = NULL; + } + + return ret; +} + +void +sisusb_console_exit(struct sisusb_usb_data *sisusb) +{ + int i; + + /* This is called if the device is disconnected + * and while disconnect and lock semaphores + * are up. This should be save because we + * can't lose our sisusb any other way but by + * disconnection (and hence, the disconnect + * sema is for protecting all other access + * functions from disconnection, not the + * other way round). + */ + + /* Now what do we do in case of disconnection: + * One alternative would be to simply call + * give_up_console(). Nah, not a good idea. + * give_up_console() is obviously buggy as it + * only discards the consw pointer from the + * driver_map, but doesn't adapt vc->vc_sw + * of the affected consoles. Hence, the next + * call to any of the console functions will + * eventually take a trip to oops county. + * Also, give_up_console for some reason + * doesn't decrement our module refcount. + * Instead, we switch our consoles to a private + * dummy console. This, of course, keeps our + * refcount up as well, but it works perfectly. + */ + + if (sisusb->haveconsole) { + for (i = 0; i < MAX_NR_CONSOLES; i++) + if (sisusb->havethisconsole[i]) { + console_lock(); + do_take_over_console(&sisusb_dummy_con, i, i, 0); + console_unlock(); + /* At this point, con_deinit for all our + * consoles is executed by do_take_over_console(). + */ + } + sisusb->haveconsole = 0; + } + + vfree((void *)sisusb->scrbuf); + sisusb->scrbuf = 0; + + vfree(sisusb->font_backup); + sisusb->font_backup = NULL; +} + +void __init sisusb_init_concode(void) +{ + int i; + + for (i = 0; i < MAX_NR_CONSOLES; i++) + mysisusbs[i] = NULL; +} + +#endif /* INCL_CON */ + + + diff --git a/kernel/drivers/usb/misc/sisusbvga/sisusb_init.c b/kernel/drivers/usb/misc/sisusbvga/sisusb_init.c new file mode 100644 index 000000000..bf0032ca3 --- /dev/null +++ b/kernel/drivers/usb/misc/sisusbvga/sisusb_init.c @@ -0,0 +1,958 @@ +/* + * sisusb - usb kernel driver for SiS315(E) based USB2VGA dongles + * + * Display mode initializing code + * + * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria + * + * If distributed as part of the Linux kernel, this code is licensed under the + * terms of the GPL v2. + * + * Otherwise, the following license terms apply: + * + * * Redistribution and use in source and binary forms, with or without + * * modification, are permitted provided that the following conditions + * * are met: + * * 1) Redistributions of source code must retain the above copyright + * * notice, this list of conditions and the following disclaimer. + * * 2) Redistributions in binary form must reproduce the above copyright + * * notice, this list of conditions and the following disclaimer in the + * * documentation and/or other materials provided with the distribution. + * * 3) The name of the author may not be used to endorse or promote products + * * derived from this software without specific prior written permission. + * * + * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Author: Thomas Winischhofer <thomas@winischhofer.net> + * + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/poll.h> +#include <linux/spinlock.h> + +#include "sisusb.h" + +#ifdef INCL_SISUSB_CON + +#include "sisusb_init.h" + +/*********************************************/ +/* POINTER INITIALIZATION */ +/*********************************************/ + +static void SiSUSB_InitPtr(struct SiS_Private *SiS_Pr) +{ + SiS_Pr->SiS_ModeResInfo = SiSUSB_ModeResInfo; + SiS_Pr->SiS_StandTable = SiSUSB_StandTable; + + SiS_Pr->SiS_SModeIDTable = SiSUSB_SModeIDTable; + SiS_Pr->SiS_EModeIDTable = SiSUSB_EModeIDTable; + SiS_Pr->SiS_RefIndex = SiSUSB_RefIndex; + SiS_Pr->SiS_CRT1Table = SiSUSB_CRT1Table; + + SiS_Pr->SiS_VCLKData = SiSUSB_VCLKData; +} + +/*********************************************/ +/* HELPER: SetReg, GetReg */ +/*********************************************/ + +static void +SiS_SetReg(struct SiS_Private *SiS_Pr, unsigned long port, + unsigned short index, unsigned short data) +{ + sisusb_setidxreg(SiS_Pr->sisusb, port, index, data); +} + +static void +SiS_SetRegByte(struct SiS_Private *SiS_Pr, unsigned long port, + unsigned short data) +{ + sisusb_setreg(SiS_Pr->sisusb, port, data); +} + +static unsigned char +SiS_GetReg(struct SiS_Private *SiS_Pr, unsigned long port, unsigned short index) +{ + u8 data; + + sisusb_getidxreg(SiS_Pr->sisusb, port, index, &data); + + return data; +} + +static unsigned char +SiS_GetRegByte(struct SiS_Private *SiS_Pr, unsigned long port) +{ + u8 data; + + sisusb_getreg(SiS_Pr->sisusb, port, &data); + + return data; +} + +static void +SiS_SetRegANDOR(struct SiS_Private *SiS_Pr, unsigned long port, + unsigned short index, unsigned short DataAND, + unsigned short DataOR) +{ + sisusb_setidxregandor(SiS_Pr->sisusb, port, index, DataAND, DataOR); +} + +static void +SiS_SetRegAND(struct SiS_Private *SiS_Pr, unsigned long port, + unsigned short index, unsigned short DataAND) +{ + sisusb_setidxregand(SiS_Pr->sisusb, port, index, DataAND); +} + +static void +SiS_SetRegOR(struct SiS_Private *SiS_Pr, unsigned long port, + unsigned short index, unsigned short DataOR) +{ + sisusb_setidxregor(SiS_Pr->sisusb, port, index, DataOR); +} + +/*********************************************/ +/* HELPER: DisplayOn, DisplayOff */ +/*********************************************/ + +static void SiS_DisplayOn(struct SiS_Private *SiS_Pr) +{ + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3c4, 0x01, 0xDF); +} + +/*********************************************/ +/* HELPER: Init Port Addresses */ +/*********************************************/ + +static void SiSUSBRegInit(struct SiS_Private *SiS_Pr, unsigned long BaseAddr) +{ + SiS_Pr->SiS_P3c4 = BaseAddr + 0x14; + SiS_Pr->SiS_P3d4 = BaseAddr + 0x24; + SiS_Pr->SiS_P3c0 = BaseAddr + 0x10; + SiS_Pr->SiS_P3ce = BaseAddr + 0x1e; + SiS_Pr->SiS_P3c2 = BaseAddr + 0x12; + SiS_Pr->SiS_P3ca = BaseAddr + 0x1a; + SiS_Pr->SiS_P3c6 = BaseAddr + 0x16; + SiS_Pr->SiS_P3c7 = BaseAddr + 0x17; + SiS_Pr->SiS_P3c8 = BaseAddr + 0x18; + SiS_Pr->SiS_P3c9 = BaseAddr + 0x19; + SiS_Pr->SiS_P3cb = BaseAddr + 0x1b; + SiS_Pr->SiS_P3cc = BaseAddr + 0x1c; + SiS_Pr->SiS_P3cd = BaseAddr + 0x1d; + SiS_Pr->SiS_P3da = BaseAddr + 0x2a; + SiS_Pr->SiS_Part1Port = BaseAddr + SIS_CRT2_PORT_04; +} + +/*********************************************/ +/* HELPER: GetSysFlags */ +/*********************************************/ + +static void SiS_GetSysFlags(struct SiS_Private *SiS_Pr) +{ + SiS_Pr->SiS_MyCR63 = 0x63; +} + +/*********************************************/ +/* HELPER: Init PCI & Engines */ +/*********************************************/ + +static void SiSInitPCIetc(struct SiS_Private *SiS_Pr) +{ + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x20, 0xa1); + /* - Enable 2D (0x40) + * - Enable 3D (0x02) + * - Enable 3D vertex command fetch (0x10) + * - Enable 3D command parser (0x08) + * - Enable 3D G/L transformation engine (0x80) + */ + SiS_SetRegOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x1E, 0xDA); +} + +/*********************************************/ +/* HELPER: SET SEGMENT REGISTERS */ +/*********************************************/ + +static void SiS_SetSegRegLower(struct SiS_Private *SiS_Pr, unsigned short value) +{ + unsigned short temp; + + value &= 0x00ff; + temp = SiS_GetRegByte(SiS_Pr, SiS_Pr->SiS_P3cb) & 0xf0; + temp |= (value >> 4); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3cb, temp); + temp = SiS_GetRegByte(SiS_Pr, SiS_Pr->SiS_P3cd) & 0xf0; + temp |= (value & 0x0f); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3cd, temp); +} + +static void SiS_SetSegRegUpper(struct SiS_Private *SiS_Pr, unsigned short value) +{ + unsigned short temp; + + value &= 0x00ff; + temp = SiS_GetRegByte(SiS_Pr, SiS_Pr->SiS_P3cb) & 0x0f; + temp |= (value & 0xf0); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3cb, temp); + temp = SiS_GetRegByte(SiS_Pr, SiS_Pr->SiS_P3cd) & 0x0f; + temp |= (value << 4); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3cd, temp); +} + +static void SiS_SetSegmentReg(struct SiS_Private *SiS_Pr, unsigned short value) +{ + SiS_SetSegRegLower(SiS_Pr, value); + SiS_SetSegRegUpper(SiS_Pr, value); +} + +static void SiS_ResetSegmentReg(struct SiS_Private *SiS_Pr) +{ + SiS_SetSegmentReg(SiS_Pr, 0); +} + +static void +SiS_SetSegmentRegOver(struct SiS_Private *SiS_Pr, unsigned short value) +{ + unsigned short temp = value >> 8; + + temp &= 0x07; + temp |= (temp << 4); + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x1d, temp); + SiS_SetSegmentReg(SiS_Pr, value); +} + +static void SiS_ResetSegmentRegOver(struct SiS_Private *SiS_Pr) +{ + SiS_SetSegmentRegOver(SiS_Pr, 0); +} + +static void SiS_ResetSegmentRegisters(struct SiS_Private *SiS_Pr) +{ + SiS_ResetSegmentReg(SiS_Pr); + SiS_ResetSegmentRegOver(SiS_Pr); +} + +/*********************************************/ +/* HELPER: SearchModeID */ +/*********************************************/ + +static int +SiS_SearchModeID(struct SiS_Private *SiS_Pr, unsigned short *ModeNo, + unsigned short *ModeIdIndex) +{ + if ((*ModeNo) <= 0x13) { + + if ((*ModeNo) != 0x03) + return 0; + + (*ModeIdIndex) = 0; + + } else { + + for (*ModeIdIndex = 0;; (*ModeIdIndex)++) { + + if (SiS_Pr->SiS_EModeIDTable[*ModeIdIndex].Ext_ModeID == + (*ModeNo)) + break; + + if (SiS_Pr->SiS_EModeIDTable[*ModeIdIndex].Ext_ModeID == + 0xFF) + return 0; + } + + } + + return 1; +} + +/*********************************************/ +/* HELPER: ENABLE CRT1 */ +/*********************************************/ + +static void SiS_HandleCRT1(struct SiS_Private *SiS_Pr) +{ + /* Enable CRT1 gating */ + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3d4, SiS_Pr->SiS_MyCR63, 0xbf); +} + +/*********************************************/ +/* HELPER: GetColorDepth */ +/*********************************************/ + +static unsigned short +SiS_GetColorDepth(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short ModeIdIndex) +{ + static const unsigned short ColorDepth[6] = { 1, 2, 4, 4, 6, 8 }; + unsigned short modeflag; + short index; + + if (ModeNo <= 0x13) { + modeflag = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ModeFlag; + } else { + modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag; + } + + index = (modeflag & ModeTypeMask) - ModeEGA; + if (index < 0) + index = 0; + return ColorDepth[index]; +} + +/*********************************************/ +/* HELPER: GetOffset */ +/*********************************************/ + +static unsigned short +SiS_GetOffset(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short ModeIdIndex, unsigned short rrti) +{ + unsigned short xres, temp, colordepth, infoflag; + + infoflag = SiS_Pr->SiS_RefIndex[rrti].Ext_InfoFlag; + xres = SiS_Pr->SiS_RefIndex[rrti].XRes; + + colordepth = SiS_GetColorDepth(SiS_Pr, ModeNo, ModeIdIndex); + + temp = xres / 16; + + if (infoflag & InterlaceMode) + temp <<= 1; + + temp *= colordepth; + + if (xres % 16) + temp += (colordepth >> 1); + + return temp; +} + +/*********************************************/ +/* SEQ */ +/*********************************************/ + +static void +SiS_SetSeqRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) +{ + unsigned char SRdata; + int i; + + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x00, 0x03); + + SRdata = SiS_Pr->SiS_StandTable[StandTableIndex].SR[0] | 0x20; + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x01, SRdata); + + for (i = 2; i <= 4; i++) { + SRdata = SiS_Pr->SiS_StandTable[StandTableIndex].SR[i - 1]; + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, i, SRdata); + } +} + +/*********************************************/ +/* MISC */ +/*********************************************/ + +static void +SiS_SetMiscRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) +{ + unsigned char Miscdata = SiS_Pr->SiS_StandTable[StandTableIndex].MISC; + + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c2, Miscdata); +} + +/*********************************************/ +/* CRTC */ +/*********************************************/ + +static void +SiS_SetCRTCRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) +{ + unsigned char CRTCdata; + unsigned short i; + + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3d4, 0x11, 0x7f); + + for (i = 0; i <= 0x18; i++) { + CRTCdata = SiS_Pr->SiS_StandTable[StandTableIndex].CRTC[i]; + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, i, CRTCdata); + } +} + +/*********************************************/ +/* ATT */ +/*********************************************/ + +static void +SiS_SetATTRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) +{ + unsigned char ARdata; + unsigned short i; + + for (i = 0; i <= 0x13; i++) { + ARdata = SiS_Pr->SiS_StandTable[StandTableIndex].ATTR[i]; + SiS_GetRegByte(SiS_Pr, SiS_Pr->SiS_P3da); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c0, i); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c0, ARdata); + } + SiS_GetRegByte(SiS_Pr, SiS_Pr->SiS_P3da); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c0, 0x14); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c0, 0x00); + + SiS_GetRegByte(SiS_Pr, SiS_Pr->SiS_P3da); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c0, 0x20); + SiS_GetRegByte(SiS_Pr, SiS_Pr->SiS_P3da); +} + +/*********************************************/ +/* GRC */ +/*********************************************/ + +static void +SiS_SetGRCRegs(struct SiS_Private *SiS_Pr, unsigned short StandTableIndex) +{ + unsigned char GRdata; + unsigned short i; + + for (i = 0; i <= 0x08; i++) { + GRdata = SiS_Pr->SiS_StandTable[StandTableIndex].GRC[i]; + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3ce, i, GRdata); + } + + if (SiS_Pr->SiS_ModeType > ModeVGA) { + /* 256 color disable */ + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3ce, 0x05, 0xBF); + } +} + +/*********************************************/ +/* CLEAR EXTENDED REGISTERS */ +/*********************************************/ + +static void SiS_ClearExt1Regs(struct SiS_Private *SiS_Pr, unsigned short ModeNo) +{ + int i; + + for (i = 0x0A; i <= 0x0E; i++) { + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, i, 0x00); + } + + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3c4, 0x37, 0xFE); +} + +/*********************************************/ +/* Get rate index */ +/*********************************************/ + +static unsigned short +SiS_GetRatePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short ModeIdIndex) +{ + unsigned short rrti, i, index, temp; + + if (ModeNo <= 0x13) + return 0xFFFF; + + index = SiS_GetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x33) & 0x0F; + if (index > 0) + index--; + + rrti = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].REFindex; + ModeNo = SiS_Pr->SiS_RefIndex[rrti].ModeID; + + i = 0; + do { + if (SiS_Pr->SiS_RefIndex[rrti + i].ModeID != ModeNo) + break; + + temp = + SiS_Pr->SiS_RefIndex[rrti + i].Ext_InfoFlag & ModeTypeMask; + if (temp < SiS_Pr->SiS_ModeType) + break; + + i++; + index--; + } while (index != 0xFFFF); + + i--; + + return (rrti + i); +} + +/*********************************************/ +/* SYNC */ +/*********************************************/ + +static void SiS_SetCRT1Sync(struct SiS_Private *SiS_Pr, unsigned short rrti) +{ + unsigned short sync = SiS_Pr->SiS_RefIndex[rrti].Ext_InfoFlag >> 8; + sync &= 0xC0; + sync |= 0x2f; + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c2, sync); +} + +/*********************************************/ +/* CRTC/2 */ +/*********************************************/ + +static void +SiS_SetCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short ModeIdIndex, unsigned short rrti) +{ + unsigned char index; + unsigned short temp, i, j, modeflag; + + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3d4, 0x11, 0x7f); + + modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag; + + index = SiS_Pr->SiS_RefIndex[rrti].Ext_CRT1CRTC; + + for (i = 0, j = 0; i <= 7; i++, j++) { + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, j, + SiS_Pr->SiS_CRT1Table[index].CR[i]); + } + for (j = 0x10; i <= 10; i++, j++) { + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, j, + SiS_Pr->SiS_CRT1Table[index].CR[i]); + } + for (j = 0x15; i <= 12; i++, j++) { + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, j, + SiS_Pr->SiS_CRT1Table[index].CR[i]); + } + for (j = 0x0A; i <= 15; i++, j++) { + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, j, + SiS_Pr->SiS_CRT1Table[index].CR[i]); + } + + temp = SiS_Pr->SiS_CRT1Table[index].CR[16] & 0xE0; + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x0E, temp); + + temp = ((SiS_Pr->SiS_CRT1Table[index].CR[16]) & 0x01) << 5; + if (modeflag & DoubleScanMode) + temp |= 0x80; + SiS_SetRegANDOR(SiS_Pr, SiS_Pr->SiS_P3d4, 0x09, 0x5F, temp); + + if (SiS_Pr->SiS_ModeType > ModeVGA) + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x14, 0x4F); +} + +/*********************************************/ +/* OFFSET & PITCH */ +/*********************************************/ +/* (partly overruled by SetPitch() in XF86) */ +/*********************************************/ + +static void +SiS_SetCRT1Offset(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short ModeIdIndex, unsigned short rrti) +{ + unsigned short du = SiS_GetOffset(SiS_Pr, ModeNo, ModeIdIndex, rrti); + unsigned short infoflag = SiS_Pr->SiS_RefIndex[rrti].Ext_InfoFlag; + unsigned short temp; + + temp = (du >> 8) & 0x0f; + SiS_SetRegANDOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x0E, 0xF0, temp); + + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x13, (du & 0xFF)); + + if (infoflag & InterlaceMode) + du >>= 1; + + du <<= 5; + temp = (du >> 8) & 0xff; + if (du & 0xff) + temp++; + temp++; + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x10, temp); +} + +/*********************************************/ +/* VCLK */ +/*********************************************/ + +static void +SiS_SetCRT1VCLK(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short rrti) +{ + unsigned short index = SiS_Pr->SiS_RefIndex[rrti].Ext_CRTVCLK; + unsigned short clka = SiS_Pr->SiS_VCLKData[index].SR2B; + unsigned short clkb = SiS_Pr->SiS_VCLKData[index].SR2C; + + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3c4, 0x31, 0xCF); + + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x2B, clka); + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x2C, clkb); + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x2D, 0x01); +} + +/*********************************************/ +/* FIFO */ +/*********************************************/ + +static void +SiS_SetCRT1FIFO_310(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short mi) +{ + unsigned short modeflag = SiS_Pr->SiS_EModeIDTable[mi].Ext_ModeFlag; + + /* disable auto-threshold */ + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3c4, 0x3D, 0xFE); + + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x08, 0xAE); + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3c4, 0x09, 0xF0); + + if (ModeNo <= 0x13) + return; + + if ((!(modeflag & DoubleScanMode)) || (!(modeflag & HalfDCLK))) { + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x08, 0x34); + SiS_SetRegOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x3D, 0x01); + } +} + +/*********************************************/ +/* MODE REGISTERS */ +/*********************************************/ + +static void +SiS_SetVCLKState(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short rrti) +{ + unsigned short data = 0, VCLK = 0, index = 0; + + if (ModeNo > 0x13) { + index = SiS_Pr->SiS_RefIndex[rrti].Ext_CRTVCLK; + VCLK = SiS_Pr->SiS_VCLKData[index].CLOCK; + } + + if (VCLK >= 166) + data |= 0x0c; + SiS_SetRegANDOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x32, 0xf3, data); + + if (VCLK >= 166) + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3c4, 0x1f, 0xe7); + + /* DAC speed */ + data = 0x03; + if (VCLK >= 260) + data = 0x00; + else if (VCLK >= 160) + data = 0x01; + else if (VCLK >= 135) + data = 0x02; + + SiS_SetRegANDOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x07, 0xF8, data); +} + +static void +SiS_SetCRT1ModeRegs(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short ModeIdIndex, unsigned short rrti) +{ + unsigned short data, infoflag = 0, modeflag; + + if (ModeNo <= 0x13) + modeflag = SiS_Pr->SiS_SModeIDTable[ModeIdIndex].St_ModeFlag; + else { + modeflag = SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag; + infoflag = SiS_Pr->SiS_RefIndex[rrti].Ext_InfoFlag; + } + + /* Disable DPMS */ + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3c4, 0x1F, 0x3F); + + data = 0; + if (ModeNo > 0x13) { + if (SiS_Pr->SiS_ModeType > ModeEGA) { + data |= 0x02; + data |= ((SiS_Pr->SiS_ModeType - ModeVGA) << 2); + } + if (infoflag & InterlaceMode) + data |= 0x20; + } + SiS_SetRegANDOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x06, 0xC0, data); + + data = 0; + if (infoflag & InterlaceMode) { + /* data = (Hsync / 8) - ((Htotal / 8) / 2) + 3 */ + unsigned short hrs = + (SiS_GetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x04) | + ((SiS_GetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x0b) & 0xc0) << 2)) + - 3; + unsigned short hto = + (SiS_GetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x00) | + ((SiS_GetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x0b) & 0x03) << 8)) + + 5; + data = hrs - (hto >> 1) + 3; + } + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x19, (data & 0xFF)); + SiS_SetRegANDOR(SiS_Pr, SiS_Pr->SiS_P3d4, 0x1a, 0xFC, (data >> 8)); + + if (modeflag & HalfDCLK) + SiS_SetRegOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x01, 0x08); + + data = 0; + if (modeflag & LineCompareOff) + data = 0x08; + SiS_SetRegANDOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x0F, 0xB7, data); + + if ((SiS_Pr->SiS_ModeType == ModeEGA) && (ModeNo > 0x13)) + SiS_SetRegOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x0F, 0x40); + + SiS_SetRegAND(SiS_Pr, SiS_Pr->SiS_P3c4, 0x31, 0xfb); + + data = 0x60; + if (SiS_Pr->SiS_ModeType != ModeText) { + data ^= 0x60; + if (SiS_Pr->SiS_ModeType != ModeEGA) + data ^= 0xA0; + } + SiS_SetRegANDOR(SiS_Pr, SiS_Pr->SiS_P3c4, 0x21, 0x1F, data); + + SiS_SetVCLKState(SiS_Pr, ModeNo, rrti); + + if (SiS_GetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x31) & 0x40) + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x52, 0x2c); + else + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x52, 0x6c); +} + +/*********************************************/ +/* LOAD DAC */ +/*********************************************/ + +static void +SiS_WriteDAC(struct SiS_Private *SiS_Pr, unsigned long DACData, + unsigned short shiftflag, unsigned short dl, unsigned short ah, + unsigned short al, unsigned short dh) +{ + unsigned short d1, d2, d3; + + switch (dl) { + case 0: + d1 = dh; + d2 = ah; + d3 = al; + break; + case 1: + d1 = ah; + d2 = al; + d3 = dh; + break; + default: + d1 = al; + d2 = dh; + d3 = ah; + } + SiS_SetRegByte(SiS_Pr, DACData, (d1 << shiftflag)); + SiS_SetRegByte(SiS_Pr, DACData, (d2 << shiftflag)); + SiS_SetRegByte(SiS_Pr, DACData, (d3 << shiftflag)); +} + +static void +SiS_LoadDAC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short mi) +{ + unsigned short data, data2, time, i, j, k, m, n, o; + unsigned short si, di, bx, sf; + unsigned long DACAddr, DACData; + const unsigned char *table = NULL; + + if (ModeNo < 0x13) + data = SiS_Pr->SiS_SModeIDTable[mi].St_ModeFlag; + else + data = SiS_Pr->SiS_EModeIDTable[mi].Ext_ModeFlag; + + data &= DACInfoFlag; + + j = time = 64; + if (data == 0x00) + table = SiS_MDA_DAC; + else if (data == 0x08) + table = SiS_CGA_DAC; + else if (data == 0x10) + table = SiS_EGA_DAC; + else { + j = 16; + time = 256; + table = SiS_VGA_DAC; + } + + DACAddr = SiS_Pr->SiS_P3c8; + DACData = SiS_Pr->SiS_P3c9; + sf = 0; + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c6, 0xFF); + + SiS_SetRegByte(SiS_Pr, DACAddr, 0x00); + + for (i = 0; i < j; i++) { + data = table[i]; + for (k = 0; k < 3; k++) { + data2 = 0; + if (data & 0x01) + data2 += 0x2A; + if (data & 0x02) + data2 += 0x15; + SiS_SetRegByte(SiS_Pr, DACData, (data2 << sf)); + data >>= 2; + } + } + + if (time == 256) { + for (i = 16; i < 32; i++) { + data = table[i] << sf; + for (k = 0; k < 3; k++) + SiS_SetRegByte(SiS_Pr, DACData, data); + } + si = 32; + for (m = 0; m < 9; m++) { + di = si; + bx = si + 4; + for (n = 0; n < 3; n++) { + for (o = 0; o < 5; o++) { + SiS_WriteDAC(SiS_Pr, DACData, sf, n, + table[di], table[bx], + table[si]); + si++; + } + si -= 2; + for (o = 0; o < 3; o++) { + SiS_WriteDAC(SiS_Pr, DACData, sf, n, + table[di], table[si], + table[bx]); + si--; + } + } + si += 5; + } + } +} + +/*********************************************/ +/* SET CRT1 REGISTER GROUP */ +/*********************************************/ + +static void +SiS_SetCRT1Group(struct SiS_Private *SiS_Pr, unsigned short ModeNo, + unsigned short ModeIdIndex) +{ + unsigned short StandTableIndex, rrti; + + SiS_Pr->SiS_CRT1Mode = ModeNo; + + if (ModeNo <= 0x13) + StandTableIndex = 0; + else + StandTableIndex = 1; + + SiS_ResetSegmentRegisters(SiS_Pr); + SiS_SetSeqRegs(SiS_Pr, StandTableIndex); + SiS_SetMiscRegs(SiS_Pr, StandTableIndex); + SiS_SetCRTCRegs(SiS_Pr, StandTableIndex); + SiS_SetATTRegs(SiS_Pr, StandTableIndex); + SiS_SetGRCRegs(SiS_Pr, StandTableIndex); + SiS_ClearExt1Regs(SiS_Pr, ModeNo); + + rrti = SiS_GetRatePtr(SiS_Pr, ModeNo, ModeIdIndex); + + if (rrti != 0xFFFF) { + SiS_SetCRT1Sync(SiS_Pr, rrti); + SiS_SetCRT1CRTC(SiS_Pr, ModeNo, ModeIdIndex, rrti); + SiS_SetCRT1Offset(SiS_Pr, ModeNo, ModeIdIndex, rrti); + SiS_SetCRT1VCLK(SiS_Pr, ModeNo, rrti); + } + + SiS_SetCRT1FIFO_310(SiS_Pr, ModeNo, ModeIdIndex); + + SiS_SetCRT1ModeRegs(SiS_Pr, ModeNo, ModeIdIndex, rrti); + + SiS_LoadDAC(SiS_Pr, ModeNo, ModeIdIndex); + + SiS_DisplayOn(SiS_Pr); +} + +/*********************************************/ +/* SiSSetMode() */ +/*********************************************/ + +int SiSUSBSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo) +{ + unsigned short ModeIdIndex; + unsigned long BaseAddr = SiS_Pr->IOAddress; + + SiSUSB_InitPtr(SiS_Pr); + SiSUSBRegInit(SiS_Pr, BaseAddr); + SiS_GetSysFlags(SiS_Pr); + + if (!(SiS_SearchModeID(SiS_Pr, &ModeNo, &ModeIdIndex))) + return 0; + + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3c4, 0x05, 0x86); + + SiSInitPCIetc(SiS_Pr); + + ModeNo &= 0x7f; + + SiS_Pr->SiS_ModeType = + SiS_Pr->SiS_EModeIDTable[ModeIdIndex].Ext_ModeFlag & ModeTypeMask; + + SiS_Pr->SiS_SetFlag = LowModeTests; + + /* Set mode on CRT1 */ + SiS_SetCRT1Group(SiS_Pr, ModeNo, ModeIdIndex); + + SiS_HandleCRT1(SiS_Pr); + + SiS_DisplayOn(SiS_Pr); + SiS_SetRegByte(SiS_Pr, SiS_Pr->SiS_P3c6, 0xFF); + + /* Store mode number */ + SiS_SetReg(SiS_Pr, SiS_Pr->SiS_P3d4, 0x34, ModeNo); + + return 1; +} + +int SiSUSBSetVESAMode(struct SiS_Private *SiS_Pr, unsigned short VModeNo) +{ + unsigned short ModeNo = 0; + int i; + + SiSUSB_InitPtr(SiS_Pr); + + if (VModeNo == 0x03) { + + ModeNo = 0x03; + + } else { + + i = 0; + do { + + if (SiS_Pr->SiS_EModeIDTable[i].Ext_VESAID == VModeNo) { + ModeNo = SiS_Pr->SiS_EModeIDTable[i].Ext_ModeID; + break; + } + + } while (SiS_Pr->SiS_EModeIDTable[i++].Ext_ModeID != 0xff); + + } + + if (!ModeNo) + return 0; + + return SiSUSBSetMode(SiS_Pr, ModeNo); +} + +#endif /* INCL_SISUSB_CON */ diff --git a/kernel/drivers/usb/misc/sisusbvga/sisusb_init.h b/kernel/drivers/usb/misc/sisusbvga/sisusb_init.h new file mode 100644 index 000000000..c46ce42d4 --- /dev/null +++ b/kernel/drivers/usb/misc/sisusbvga/sisusb_init.h @@ -0,0 +1,841 @@ +/* $XFree86$ */ +/* $XdotOrg$ */ +/* + * Data and prototypes for init.c + * + * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria + * + * If distributed as part of the Linux kernel, the following license terms + * apply: + * + * * This program is free software; you can redistribute it and/or modify + * * it under the terms of the GNU General Public License as published by + * * the Free Software Foundation; either version 2 of the named License, + * * or any later version. + * * + * * This program is distributed in the hope that it will be useful, + * * but WITHOUT ANY WARRANTY; without even the implied warranty of + * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * * GNU General Public License for more details. + * * + * * You should have received a copy of the GNU General Public License + * * along with this program; if not, write to the Free Software + * * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA + * + * Otherwise, the following license terms apply: + * + * * Redistribution and use in source and binary forms, with or without + * * modification, are permitted provided that the following conditions + * * are met: + * * 1) Redistributions of source code must retain the above copyright + * * notice, this list of conditions and the following disclaimer. + * * 2) Redistributions in binary form must reproduce the above copyright + * * notice, this list of conditions and the following disclaimer in the + * * documentation and/or other materials provided with the distribution. + * * 3) The name of the author may not be used to endorse or promote products + * * derived from this software without specific prior written permission. + * * + * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Author: Thomas Winischhofer <thomas@winischhofer.net> + * + */ + +#ifndef _SISUSB_INIT_H_ +#define _SISUSB_INIT_H_ + +/* SiS_ModeType */ +#define ModeText 0x00 +#define ModeCGA 0x01 +#define ModeEGA 0x02 +#define ModeVGA 0x03 +#define Mode15Bpp 0x04 +#define Mode16Bpp 0x05 +#define Mode24Bpp 0x06 +#define Mode32Bpp 0x07 + +#define ModeTypeMask 0x07 +#define IsTextMode 0x07 + +#define DACInfoFlag 0x0018 +#define MemoryInfoFlag 0x01E0 +#define MemorySizeShift 5 + +/* modeflag */ +#define Charx8Dot 0x0200 +#define LineCompareOff 0x0400 +#define CRT2Mode 0x0800 +#define HalfDCLK 0x1000 +#define NoSupportSimuTV 0x2000 +#define NoSupportLCDScale 0x4000 /* SiS bridge: No scaling possible (no matter what panel) */ +#define DoubleScanMode 0x8000 + +/* Infoflag */ +#define SupportTV 0x0008 +#define SupportTV1024 0x0800 +#define SupportCHTV 0x0800 +#define Support64048060Hz 0x0800 /* Special for 640x480 LCD */ +#define SupportHiVision 0x0010 +#define SupportYPbPr750p 0x1000 +#define SupportLCD 0x0020 +#define SupportRAMDAC2 0x0040 /* All (<= 100Mhz) */ +#define SupportRAMDAC2_135 0x0100 /* All except DH (<= 135Mhz) */ +#define SupportRAMDAC2_162 0x0200 /* B, C (<= 162Mhz) */ +#define SupportRAMDAC2_202 0x0400 /* C (<= 202Mhz) */ +#define InterlaceMode 0x0080 +#define SyncPP 0x0000 +#define SyncPN 0x4000 +#define SyncNP 0x8000 +#define SyncNN 0xc000 + +/* SetFlag */ +#define ProgrammingCRT2 0x0001 +#define LowModeTests 0x0002 +#define LCDVESATiming 0x0008 +#define EnableLVDSDDA 0x0010 +#define SetDispDevSwitchFlag 0x0020 +#define CheckWinDos 0x0040 +#define SetDOSMode 0x0080 + +/* Index in ModeResInfo table */ +#define SIS_RI_320x200 0 +#define SIS_RI_320x240 1 +#define SIS_RI_320x400 2 +#define SIS_RI_400x300 3 +#define SIS_RI_512x384 4 +#define SIS_RI_640x400 5 +#define SIS_RI_640x480 6 +#define SIS_RI_800x600 7 +#define SIS_RI_1024x768 8 +#define SIS_RI_1280x1024 9 +#define SIS_RI_1600x1200 10 +#define SIS_RI_1920x1440 11 +#define SIS_RI_2048x1536 12 +#define SIS_RI_720x480 13 +#define SIS_RI_720x576 14 +#define SIS_RI_1280x960 15 +#define SIS_RI_800x480 16 +#define SIS_RI_1024x576 17 +#define SIS_RI_1280x720 18 +#define SIS_RI_856x480 19 +#define SIS_RI_1280x768 20 +#define SIS_RI_1400x1050 21 +#define SIS_RI_1152x864 22 /* Up to here SiS conforming */ +#define SIS_RI_848x480 23 +#define SIS_RI_1360x768 24 +#define SIS_RI_1024x600 25 +#define SIS_RI_1152x768 26 +#define SIS_RI_768x576 27 +#define SIS_RI_1360x1024 28 +#define SIS_RI_1680x1050 29 +#define SIS_RI_1280x800 30 +#define SIS_RI_1920x1080 31 +#define SIS_RI_960x540 32 +#define SIS_RI_960x600 33 + +#define SIS_VIDEO_CAPTURE 0x00 - 0x30 +#define SIS_VIDEO_PLAYBACK 0x02 - 0x30 +#define SIS_CRT2_PORT_04 0x04 - 0x30 + +/* Mode numbers */ +static const unsigned short ModeIndex_320x200[] = { 0x59, 0x41, 0x00, 0x4f }; +static const unsigned short ModeIndex_320x240[] = { 0x50, 0x56, 0x00, 0x53 }; +static const unsigned short ModeIndex_400x300[] = { 0x51, 0x57, 0x00, 0x54 }; +static const unsigned short ModeIndex_512x384[] = { 0x52, 0x58, 0x00, 0x5c }; +static const unsigned short ModeIndex_640x400[] = { 0x2f, 0x5d, 0x00, 0x5e }; +static const unsigned short ModeIndex_640x480[] = { 0x2e, 0x44, 0x00, 0x62 }; +static const unsigned short ModeIndex_720x480[] = { 0x31, 0x33, 0x00, 0x35 }; +static const unsigned short ModeIndex_720x576[] = { 0x32, 0x34, 0x00, 0x36 }; +static const unsigned short ModeIndex_768x576[] = { 0x5f, 0x60, 0x00, 0x61 }; +static const unsigned short ModeIndex_800x480[] = { 0x70, 0x7a, 0x00, 0x76 }; +static const unsigned short ModeIndex_800x600[] = { 0x30, 0x47, 0x00, 0x63 }; +static const unsigned short ModeIndex_848x480[] = { 0x39, 0x3b, 0x00, 0x3e }; +static const unsigned short ModeIndex_856x480[] = { 0x3f, 0x42, 0x00, 0x45 }; +static const unsigned short ModeIndex_960x540[] = { 0x1d, 0x1e, 0x00, 0x1f }; +static const unsigned short ModeIndex_960x600[] = { 0x20, 0x21, 0x00, 0x22 }; +static const unsigned short ModeIndex_1024x768[] = { 0x38, 0x4a, 0x00, 0x64 }; +static const unsigned short ModeIndex_1024x576[] = { 0x71, 0x74, 0x00, 0x77 }; +static const unsigned short ModeIndex_1152x864[] = { 0x29, 0x2a, 0x00, 0x2b }; +static const unsigned short ModeIndex_1280x720[] = { 0x79, 0x75, 0x00, 0x78 }; +static const unsigned short ModeIndex_1280x768[] = { 0x23, 0x24, 0x00, 0x25 }; +static const unsigned short ModeIndex_1280x1024[] = { 0x3a, 0x4d, 0x00, 0x65 }; + +static const unsigned char SiS_MDA_DAC[] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, + 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, + 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, + 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, 0x15, + 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F, 0x3F +}; + +static const unsigned char SiS_CGA_DAC[] = { + 0x00, 0x10, 0x04, 0x14, 0x01, 0x11, 0x09, 0x15, + 0x00, 0x10, 0x04, 0x14, 0x01, 0x11, 0x09, 0x15, + 0x2A, 0x3A, 0x2E, 0x3E, 0x2B, 0x3B, 0x2F, 0x3F, + 0x2A, 0x3A, 0x2E, 0x3E, 0x2B, 0x3B, 0x2F, 0x3F, + 0x00, 0x10, 0x04, 0x14, 0x01, 0x11, 0x09, 0x15, + 0x00, 0x10, 0x04, 0x14, 0x01, 0x11, 0x09, 0x15, + 0x2A, 0x3A, 0x2E, 0x3E, 0x2B, 0x3B, 0x2F, 0x3F, + 0x2A, 0x3A, 0x2E, 0x3E, 0x2B, 0x3B, 0x2F, 0x3F +}; + +static const unsigned char SiS_EGA_DAC[] = { + 0x00, 0x10, 0x04, 0x14, 0x01, 0x11, 0x05, 0x15, + 0x20, 0x30, 0x24, 0x34, 0x21, 0x31, 0x25, 0x35, + 0x08, 0x18, 0x0C, 0x1C, 0x09, 0x19, 0x0D, 0x1D, + 0x28, 0x38, 0x2C, 0x3C, 0x29, 0x39, 0x2D, 0x3D, + 0x02, 0x12, 0x06, 0x16, 0x03, 0x13, 0x07, 0x17, + 0x22, 0x32, 0x26, 0x36, 0x23, 0x33, 0x27, 0x37, + 0x0A, 0x1A, 0x0E, 0x1E, 0x0B, 0x1B, 0x0F, 0x1F, + 0x2A, 0x3A, 0x2E, 0x3E, 0x2B, 0x3B, 0x2F, 0x3F +}; + +static const unsigned char SiS_VGA_DAC[] = { + 0x00, 0x10, 0x04, 0x14, 0x01, 0x11, 0x09, 0x15, + 0x2A, 0x3A, 0x2E, 0x3E, 0x2B, 0x3B, 0x2F, 0x3F, + 0x00, 0x05, 0x08, 0x0B, 0x0E, 0x11, 0x14, 0x18, + 0x1C, 0x20, 0x24, 0x28, 0x2D, 0x32, 0x38, 0x3F, + 0x00, 0x10, 0x1F, 0x2F, 0x3F, 0x1F, 0x27, 0x2F, + 0x37, 0x3F, 0x2D, 0x31, 0x36, 0x3A, 0x3F, 0x00, + 0x07, 0x0E, 0x15, 0x1C, 0x0E, 0x11, 0x15, 0x18, + 0x1C, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x00, 0x04, + 0x08, 0x0C, 0x10, 0x08, 0x0A, 0x0C, 0x0E, 0x10, + 0x0B, 0x0C, 0x0D, 0x0F, 0x10 +}; + +static const struct SiS_St SiSUSB_SModeIDTable[] = { + {0x03, 0x0010, 0x18, 0x02, 0x02, 0x00, 0x01, 0x03, 0x40}, + {0xff, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} +}; + +static const struct SiS_StResInfo_S SiSUSB_StResInfo[] = { + {640, 400}, + {640, 350}, + {720, 400}, + {720, 350}, + {640, 480} +}; + +static const struct SiS_ModeResInfo SiSUSB_ModeResInfo[] = { + {320, 200, 8, 8}, /* 0x00 */ + {320, 240, 8, 8}, /* 0x01 */ + {320, 400, 8, 8}, /* 0x02 */ + {400, 300, 8, 8}, /* 0x03 */ + {512, 384, 8, 8}, /* 0x04 */ + {640, 400, 8, 16}, /* 0x05 */ + {640, 480, 8, 16}, /* 0x06 */ + {800, 600, 8, 16}, /* 0x07 */ + {1024, 768, 8, 16}, /* 0x08 */ + {1280, 1024, 8, 16}, /* 0x09 */ + {1600, 1200, 8, 16}, /* 0x0a */ + {1920, 1440, 8, 16}, /* 0x0b */ + {2048, 1536, 8, 16}, /* 0x0c */ + {720, 480, 8, 16}, /* 0x0d */ + {720, 576, 8, 16}, /* 0x0e */ + {1280, 960, 8, 16}, /* 0x0f */ + {800, 480, 8, 16}, /* 0x10 */ + {1024, 576, 8, 16}, /* 0x11 */ + {1280, 720, 8, 16}, /* 0x12 */ + {856, 480, 8, 16}, /* 0x13 */ + {1280, 768, 8, 16}, /* 0x14 */ + {1400, 1050, 8, 16}, /* 0x15 */ + {1152, 864, 8, 16}, /* 0x16 */ + {848, 480, 8, 16}, /* 0x17 */ + {1360, 768, 8, 16}, /* 0x18 */ + {1024, 600, 8, 16}, /* 0x19 */ + {1152, 768, 8, 16}, /* 0x1a */ + {768, 576, 8, 16}, /* 0x1b */ + {1360, 1024, 8, 16}, /* 0x1c */ + {1680, 1050, 8, 16}, /* 0x1d */ + {1280, 800, 8, 16}, /* 0x1e */ + {1920, 1080, 8, 16}, /* 0x1f */ + {960, 540, 8, 16}, /* 0x20 */ + {960, 600, 8, 16} /* 0x21 */ +}; + +static const struct SiS_StandTable SiSUSB_StandTable[] = { + /* MD_3_400 - mode 0x03 - 400 */ + { + 0x50, 0x18, 0x10, 0x1000, + {0x00, 0x03, 0x00, 0x02}, + 0x67, + {0x5f, 0x4f, 0x50, 0x82, 0x55, 0x81, 0xbf, 0x1f, + 0x00, 0x4f, 0x0d, 0x0e, 0x00, 0x00, 0x00, 0x00, + 0x9c, 0x8e, 0x8f, 0x28, 0x1f, 0x96, 0xb9, 0xa3, + 0xff}, + {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x14, 0x07, + 0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, + 0x0c, 0x00, 0x0f, 0x08}, + {0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x0e, 0x00, 0xff} + }, + /* Generic for VGA and higher */ + { + 0x00, 0x00, 0x00, 0x0000, + {0x01, 0x0f, 0x00, 0x0e}, + 0x23, + {0x5f, 0x4f, 0x50, 0x82, 0x54, 0x80, 0x0b, 0x3e, + 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0xea, 0x8c, 0xdf, 0x28, 0x40, 0xe7, 0x04, 0xa3, + 0xff}, + {0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, + 0x01, 0x00, 0x00, 0x00}, + {0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x05, 0x0f, 0xff} + } +}; + +static const struct SiS_Ext SiSUSB_EModeIDTable[] = { + {0x2e, 0x0a1b, 0x0101, SIS_RI_640x480, 0x00, 0x00, 0x05, 0x05, 0x08, 2}, /* 640x480x8 */ + {0x2f, 0x0a1b, 0x0100, SIS_RI_640x400, 0x00, 0x00, 0x05, 0x05, 0x10, 0}, /* 640x400x8 */ + {0x30, 0x2a1b, 0x0103, SIS_RI_800x600, 0x00, 0x00, 0x07, 0x06, 0x00, 3}, /* 800x600x8 */ + {0x31, 0x4a1b, 0x0000, SIS_RI_720x480, 0x00, 0x00, 0x06, 0x06, 0x11, -1}, /* 720x480x8 */ + {0x32, 0x4a1b, 0x0000, SIS_RI_720x576, 0x00, 0x00, 0x06, 0x06, 0x12, -1}, /* 720x576x8 */ + {0x33, 0x4a1d, 0x0000, SIS_RI_720x480, 0x00, 0x00, 0x06, 0x06, 0x11, -1}, /* 720x480x16 */ + {0x34, 0x6a1d, 0x0000, SIS_RI_720x576, 0x00, 0x00, 0x06, 0x06, 0x12, -1}, /* 720x576x16 */ + {0x35, 0x4a1f, 0x0000, SIS_RI_720x480, 0x00, 0x00, 0x06, 0x06, 0x11, -1}, /* 720x480x32 */ + {0x36, 0x6a1f, 0x0000, SIS_RI_720x576, 0x00, 0x00, 0x06, 0x06, 0x12, -1}, /* 720x576x32 */ + {0x38, 0x0a1b, 0x0105, SIS_RI_1024x768, 0x00, 0x00, 0x08, 0x07, 0x13, 4}, /* 1024x768x8 */ + {0x3a, 0x0e3b, 0x0107, SIS_RI_1280x1024, 0x00, 0x00, 0x00, 0x00, 0x2f, 8}, /* 1280x1024x8 */ + {0x41, 0x9a1d, 0x010e, SIS_RI_320x200, 0x00, 0x00, 0x04, 0x04, 0x1a, 0}, /* 320x200x16 */ + {0x44, 0x0a1d, 0x0111, SIS_RI_640x480, 0x00, 0x00, 0x05, 0x05, 0x08, 2}, /* 640x480x16 */ + {0x47, 0x2a1d, 0x0114, SIS_RI_800x600, 0x00, 0x00, 0x07, 0x06, 0x00, 3}, /* 800x600x16 */ + {0x4a, 0x0a3d, 0x0117, SIS_RI_1024x768, 0x00, 0x00, 0x08, 0x07, 0x13, 4}, /* 1024x768x16 */ + {0x4d, 0x0e7d, 0x011a, SIS_RI_1280x1024, 0x00, 0x00, 0x00, 0x00, 0x2f, 8}, /* 1280x1024x16 */ + {0x50, 0x9a1b, 0x0132, SIS_RI_320x240, 0x00, 0x00, 0x04, 0x04, 0x1b, 2}, /* 320x240x8 */ + {0x51, 0xba1b, 0x0133, SIS_RI_400x300, 0x00, 0x00, 0x07, 0x07, 0x1c, 3}, /* 400x300x8 */ + {0x52, 0xba1b, 0x0134, SIS_RI_512x384, 0x00, 0x00, 0x00, 0x00, 0x1d, 4}, /* 512x384x8 */ + {0x56, 0x9a1d, 0x0135, SIS_RI_320x240, 0x00, 0x00, 0x04, 0x04, 0x1b, 2}, /* 320x240x16 */ + {0x57, 0xba1d, 0x0136, SIS_RI_400x300, 0x00, 0x00, 0x07, 0x07, 0x1c, 3}, /* 400x300x16 */ + {0x58, 0xba1d, 0x0137, SIS_RI_512x384, 0x00, 0x00, 0x00, 0x00, 0x1d, 4}, /* 512x384x16 */ + {0x59, 0x9a1b, 0x0138, SIS_RI_320x200, 0x00, 0x00, 0x04, 0x04, 0x1a, 0}, /* 320x200x8 */ + {0x5c, 0xba1f, 0x0000, SIS_RI_512x384, 0x00, 0x00, 0x00, 0x00, 0x1d, 4}, /* 512x384x32 */ + {0x5d, 0x0a1d, 0x0139, SIS_RI_640x400, 0x00, 0x00, 0x05, 0x07, 0x10, 0}, /* 640x400x16 */ + {0x5e, 0x0a1f, 0x0000, SIS_RI_640x400, 0x00, 0x00, 0x05, 0x07, 0x10, 0}, /* 640x400x32 */ + {0x62, 0x0a3f, 0x013a, SIS_RI_640x480, 0x00, 0x00, 0x05, 0x05, 0x08, 2}, /* 640x480x32 */ + {0x63, 0x2a3f, 0x013b, SIS_RI_800x600, 0x00, 0x00, 0x07, 0x06, 0x00, 3}, /* 800x600x32 */ + {0x64, 0x0a7f, 0x013c, SIS_RI_1024x768, 0x00, 0x00, 0x08, 0x07, 0x13, 4}, /* 1024x768x32 */ + {0x65, 0x0eff, 0x013d, SIS_RI_1280x1024, 0x00, 0x00, 0x00, 0x00, 0x2f, 8}, /* 1280x1024x32 */ + {0x70, 0x6a1b, 0x0000, SIS_RI_800x480, 0x00, 0x00, 0x07, 0x07, 0x1e, -1}, /* 800x480x8 */ + {0x71, 0x4a1b, 0x0000, SIS_RI_1024x576, 0x00, 0x00, 0x00, 0x00, 0x21, -1}, /* 1024x576x8 */ + {0x74, 0x4a1d, 0x0000, SIS_RI_1024x576, 0x00, 0x00, 0x00, 0x00, 0x21, -1}, /* 1024x576x16 */ + {0x75, 0x0a3d, 0x0000, SIS_RI_1280x720, 0x00, 0x00, 0x00, 0x00, 0x24, 5}, /* 1280x720x16 */ + {0x76, 0x6a1f, 0x0000, SIS_RI_800x480, 0x00, 0x00, 0x07, 0x07, 0x1e, -1}, /* 800x480x32 */ + {0x77, 0x4a1f, 0x0000, SIS_RI_1024x576, 0x00, 0x00, 0x00, 0x00, 0x21, -1}, /* 1024x576x32 */ + {0x78, 0x0a3f, 0x0000, SIS_RI_1280x720, 0x00, 0x00, 0x00, 0x00, 0x24, 5}, /* 1280x720x32 */ + {0x79, 0x0a3b, 0x0000, SIS_RI_1280x720, 0x00, 0x00, 0x00, 0x00, 0x24, 5}, /* 1280x720x8 */ + {0x7a, 0x6a1d, 0x0000, SIS_RI_800x480, 0x00, 0x00, 0x07, 0x07, 0x1e, -1}, /* 800x480x16 */ + {0x23, 0x0e3b, 0x0000, SIS_RI_1280x768, 0x00, 0x00, 0x00, 0x00, 0x27, 6}, /* 1280x768x8 */ + {0x24, 0x0e7d, 0x0000, SIS_RI_1280x768, 0x00, 0x00, 0x00, 0x00, 0x27, 6}, /* 1280x768x16 */ + {0x25, 0x0eff, 0x0000, SIS_RI_1280x768, 0x00, 0x00, 0x00, 0x00, 0x27, 6}, /* 1280x768x32 */ + {0x39, 0x6a1b, 0x0000, SIS_RI_848x480, 0x00, 0x00, 0x00, 0x00, 0x28, -1}, /* 848x480 */ + {0x3b, 0x6a3d, 0x0000, SIS_RI_848x480, 0x00, 0x00, 0x00, 0x00, 0x28, + -1}, + {0x3e, 0x6a7f, 0x0000, SIS_RI_848x480, 0x00, 0x00, 0x00, 0x00, 0x28, + -1}, + {0x3f, 0x6a1b, 0x0000, SIS_RI_856x480, 0x00, 0x00, 0x00, 0x00, 0x2a, -1}, /* 856x480 */ + {0x42, 0x6a3d, 0x0000, SIS_RI_856x480, 0x00, 0x00, 0x00, 0x00, 0x2a, + -1}, + {0x45, 0x6a7f, 0x0000, SIS_RI_856x480, 0x00, 0x00, 0x00, 0x00, 0x2a, + -1}, + {0x4f, 0x9a1f, 0x0000, SIS_RI_320x200, 0x00, 0x00, 0x04, 0x04, 0x1a, 0}, /* 320x200x32 */ + {0x53, 0x9a1f, 0x0000, SIS_RI_320x240, 0x00, 0x00, 0x04, 0x04, 0x1b, 2}, /* 320x240x32 */ + {0x54, 0xba1f, 0x0000, SIS_RI_400x300, 0x00, 0x00, 0x07, 0x07, 0x1c, 3}, /* 400x300x32 */ + {0x5f, 0x6a1b, 0x0000, SIS_RI_768x576, 0x00, 0x00, 0x06, 0x06, 0x2c, -1}, /* 768x576 */ + {0x60, 0x6a1d, 0x0000, SIS_RI_768x576, 0x00, 0x00, 0x06, 0x06, 0x2c, + -1}, + {0x61, 0x6a3f, 0x0000, SIS_RI_768x576, 0x00, 0x00, 0x06, 0x06, 0x2c, + -1}, + {0x1d, 0x6a1b, 0x0000, SIS_RI_960x540, 0x00, 0x00, 0x00, 0x00, 0x2d, -1}, /* 960x540 */ + {0x1e, 0x6a3d, 0x0000, SIS_RI_960x540, 0x00, 0x00, 0x00, 0x00, 0x2d, + -1}, + {0x1f, 0x6a7f, 0x0000, SIS_RI_960x540, 0x00, 0x00, 0x00, 0x00, 0x2d, + -1}, + {0x20, 0x6a1b, 0x0000, SIS_RI_960x600, 0x00, 0x00, 0x00, 0x00, 0x2e, -1}, /* 960x600 */ + {0x21, 0x6a3d, 0x0000, SIS_RI_960x600, 0x00, 0x00, 0x00, 0x00, 0x2e, + -1}, + {0x22, 0x6a7f, 0x0000, SIS_RI_960x600, 0x00, 0x00, 0x00, 0x00, 0x2e, + -1}, + {0x29, 0x4e1b, 0x0000, SIS_RI_1152x864, 0x00, 0x00, 0x00, 0x00, 0x33, -1}, /* 1152x864 */ + {0x2a, 0x4e3d, 0x0000, SIS_RI_1152x864, 0x00, 0x00, 0x00, 0x00, 0x33, + -1}, + {0x2b, 0x4e7f, 0x0000, SIS_RI_1152x864, 0x00, 0x00, 0x00, 0x00, 0x33, + -1}, + {0xff, 0x0000, 0x0000, 0, 0x00, 0x00, 0x00, 0x00, 0x00, -1} +}; + +static const struct SiS_Ext2 SiSUSB_RefIndex[] = { + {0x085f, 0x0d, 0x03, 0x05, 0x05, 0x30, 800, 600, 0x40, 0x00, 0x00}, /* 0x0 */ + {0x0067, 0x0e, 0x04, 0x05, 0x05, 0x30, 800, 600, 0x40, 0x00, 0x00}, /* 0x1 */ + {0x0067, 0x0f, 0x08, 0x48, 0x05, 0x30, 800, 600, 0x40, 0x00, 0x00}, /* 0x2 */ + {0x0067, 0x10, 0x07, 0x8b, 0x05, 0x30, 800, 600, 0x40, 0x00, 0x00}, /* 0x3 */ + {0x0047, 0x11, 0x0a, 0x00, 0x05, 0x30, 800, 600, 0x40, 0x00, 0x00}, /* 0x4 */ + {0x0047, 0x12, 0x0d, 0x00, 0x05, 0x30, 800, 600, 0x40, 0x00, 0x00}, /* 0x5 */ + {0x0047, 0x13, 0x13, 0x00, 0x05, 0x30, 800, 600, 0x20, 0x00, 0x00}, /* 0x6 */ + {0x0107, 0x14, 0x1c, 0x00, 0x05, 0x30, 800, 600, 0x20, 0x00, 0x00}, /* 0x7 */ + {0xc85f, 0x05, 0x00, 0x04, 0x04, 0x2e, 640, 480, 0x40, 0x00, 0x00}, /* 0x8 */ + {0xc067, 0x06, 0x02, 0x04, 0x04, 0x2e, 640, 480, 0x40, 0x00, 0x00}, /* 0x9 */ + {0xc067, 0x07, 0x02, 0x47, 0x04, 0x2e, 640, 480, 0x40, 0x00, 0x00}, /* 0xa */ + {0xc067, 0x08, 0x03, 0x8a, 0x04, 0x2e, 640, 480, 0x40, 0x00, 0x00}, /* 0xb */ + {0xc047, 0x09, 0x05, 0x00, 0x04, 0x2e, 640, 480, 0x40, 0x00, 0x00}, /* 0xc */ + {0xc047, 0x0a, 0x09, 0x00, 0x04, 0x2e, 640, 480, 0x40, 0x00, 0x00}, /* 0xd */ + {0xc047, 0x0b, 0x0e, 0x00, 0x04, 0x2e, 640, 480, 0x40, 0x00, 0x00}, /* 0xe */ + {0xc047, 0x0c, 0x15, 0x00, 0x04, 0x2e, 640, 480, 0x40, 0x00, 0x00}, /* 0xf */ + {0x487f, 0x04, 0x00, 0x00, 0x00, 0x2f, 640, 400, 0x30, 0x55, 0x6e}, /* 0x10 */ + {0xc06f, 0x3c, 0x01, 0x06, 0x13, 0x31, 720, 480, 0x30, 0x00, 0x00}, /* 0x11 */ + {0x006f, 0x3d, 0x6f, 0x06, 0x14, 0x32, 720, 576, 0x30, 0x00, 0x00}, /* 0x12 (6f was 03) */ + {0x0087, 0x15, 0x06, 0x00, 0x06, 0x38, 1024, 768, 0x30, 0x00, 0x00}, /* 0x13 */ + {0xc877, 0x16, 0x0b, 0x06, 0x06, 0x38, 1024, 768, 0x20, 0x00, 0x00}, /* 0x14 */ + {0xc067, 0x17, 0x0f, 0x49, 0x06, 0x38, 1024, 768, 0x20, 0x00, 0x00}, /* 0x15 */ + {0x0067, 0x18, 0x11, 0x00, 0x06, 0x38, 1024, 768, 0x20, 0x00, 0x00}, /* 0x16 */ + {0x0047, 0x19, 0x16, 0x8c, 0x06, 0x38, 1024, 768, 0x20, 0x00, 0x00}, /* 0x17 */ + {0x0107, 0x1a, 0x1b, 0x00, 0x06, 0x38, 1024, 768, 0x10, 0x00, 0x00}, /* 0x18 */ + {0x0107, 0x1b, 0x1f, 0x00, 0x06, 0x38, 1024, 768, 0x10, 0x00, 0x00}, /* 0x19 */ + {0x407f, 0x00, 0x00, 0x00, 0x00, 0x41, 320, 200, 0x30, 0x56, 0x4e}, /* 0x1a */ + {0xc07f, 0x01, 0x00, 0x04, 0x04, 0x50, 320, 240, 0x30, 0x00, 0x00}, /* 0x1b */ + {0x007f, 0x02, 0x04, 0x05, 0x05, 0x51, 400, 300, 0x30, 0x00, 0x00}, /* 0x1c */ + {0xc077, 0x03, 0x0b, 0x06, 0x06, 0x52, 512, 384, 0x30, 0x00, 0x00}, /* 0x1d */ + {0x0077, 0x32, 0x40, 0x08, 0x18, 0x70, 800, 480, 0x30, 0x00, 0x00}, /* 0x1e */ + {0x0047, 0x33, 0x07, 0x08, 0x18, 0x70, 800, 480, 0x30, 0x00, 0x00}, /* 0x1f */ + {0x0047, 0x34, 0x0a, 0x08, 0x18, 0x70, 800, 480, 0x30, 0x00, 0x00}, /* 0x20 */ + {0x0077, 0x35, 0x0b, 0x09, 0x19, 0x71, 1024, 576, 0x30, 0x00, 0x00}, /* 0x21 */ + {0x0047, 0x36, 0x11, 0x09, 0x19, 0x71, 1024, 576, 0x30, 0x00, 0x00}, /* 0x22 */ + {0x0047, 0x37, 0x16, 0x09, 0x19, 0x71, 1024, 576, 0x30, 0x00, 0x00}, /* 0x23 */ + {0x1137, 0x38, 0x19, 0x0a, 0x0c, 0x75, 1280, 720, 0x30, 0x00, 0x00}, /* 0x24 */ + {0x1107, 0x39, 0x1e, 0x0a, 0x0c, 0x75, 1280, 720, 0x30, 0x00, 0x00}, /* 0x25 */ + {0x1307, 0x3a, 0x20, 0x0a, 0x0c, 0x75, 1280, 720, 0x30, 0x00, 0x00}, /* 0x26 */ + {0x0077, 0x42, 0x5b, 0x08, 0x11, 0x23, 1280, 768, 0x30, 0x00, 0x00}, /* 0x27 */ + {0x0087, 0x45, 0x57, 0x00, 0x16, 0x39, 848, 480, 0x30, 0x00, 0x00}, /* 0x28 38Hzi */ + {0xc067, 0x46, 0x55, 0x0b, 0x16, 0x39, 848, 480, 0x30, 0x00, 0x00}, /* 0x29 848x480-60Hz */ + {0x0087, 0x47, 0x57, 0x00, 0x17, 0x3f, 856, 480, 0x30, 0x00, 0x00}, /* 0x2a 856x480-38Hzi */ + {0xc067, 0x48, 0x57, 0x00, 0x17, 0x3f, 856, 480, 0x30, 0x00, 0x00}, /* 0x2b 856x480-60Hz */ + {0x006f, 0x4d, 0x71, 0x06, 0x15, 0x5f, 768, 576, 0x30, 0x00, 0x00}, /* 0x2c 768x576-56Hz */ + {0x0067, 0x52, 0x6a, 0x00, 0x1c, 0x1d, 960, 540, 0x30, 0x00, 0x00}, /* 0x2d 960x540 60Hz */ + {0x0077, 0x53, 0x6b, 0x0b, 0x1d, 0x20, 960, 600, 0x30, 0x00, 0x00}, /* 0x2e 960x600 60Hz */ + {0x0087, 0x1c, 0x11, 0x00, 0x07, 0x3a, 1280, 1024, 0x30, 0x00, 0x00}, /* 0x2f */ + {0x0137, 0x1d, 0x19, 0x07, 0x07, 0x3a, 1280, 1024, 0x00, 0x00, 0x00}, /* 0x30 */ + {0x0107, 0x1e, 0x1e, 0x00, 0x07, 0x3a, 1280, 1024, 0x00, 0x00, 0x00}, /* 0x31 */ + {0x0207, 0x1f, 0x20, 0x00, 0x07, 0x3a, 1280, 1024, 0x00, 0x00, 0x00}, /* 0x32 */ + {0x0127, 0x54, 0x6d, 0x00, 0x1a, 0x29, 1152, 864, 0x30, 0x00, 0x00}, /* 0x33 1152x864-60Hz */ + {0x0127, 0x44, 0x19, 0x00, 0x1a, 0x29, 1152, 864, 0x30, 0x00, 0x00}, /* 0x34 1152x864-75Hz */ + {0x0127, 0x4a, 0x1e, 0x00, 0x1a, 0x29, 1152, 864, 0x30, 0x00, 0x00}, /* 0x35 1152x864-85Hz */ + {0xffff, 0x00, 0x00, 0x00, 0x00, 0x00, 0, 0, 0, 0x00, 0x00} +}; + +static const struct SiS_CRT1Table SiSUSB_CRT1Table[] = { + {{0x2d, 0x27, 0x28, 0x90, 0x2c, 0x80, 0xbf, 0x1f, + 0x9c, 0x8e, 0x8f, 0x96, 0xb9, 0x30, 0x00, 0x00, + 0x00}}, /* 0x0 */ + {{0x2d, 0x27, 0x28, 0x90, 0x2c, 0x80, 0x0b, 0x3e, + 0xe9, 0x8b, 0xdf, 0xe7, 0x04, 0x00, 0x00, 0x00, + 0x00}}, /* 0x1 */ + {{0x3d, 0x31, 0x31, 0x81, 0x37, 0x1f, 0x72, 0xf0, + 0x58, 0x8c, 0x57, 0x57, 0x73, 0x20, 0x00, 0x05, + 0x01}}, /* 0x2 */ + {{0x4f, 0x3f, 0x3f, 0x93, 0x45, 0x0d, 0x24, 0xf5, + 0x02, 0x88, 0xff, 0xff, 0x25, 0x10, 0x00, 0x01, + 0x01}}, /* 0x3 */ + {{0x5f, 0x4f, 0x50, 0x82, 0x55, 0x81, 0xbf, 0x1f, + 0x9c, 0x8e, 0x8f, 0x96, 0xb9, 0x30, 0x00, 0x05, + 0x00}}, /* 0x4 */ + {{0x5f, 0x4f, 0x4f, 0x83, 0x55, 0x81, 0x0b, 0x3e, + 0xe9, 0x8b, 0xdf, 0xe8, 0x0c, 0x00, 0x00, 0x05, + 0x00}}, /* 0x5 */ + {{0x63, 0x4f, 0x4f, 0x87, 0x56, 0x9b, 0x06, 0x3e, + 0xe8, 0x8a, 0xdf, 0xe7, 0x07, 0x00, 0x00, 0x01, + 0x00}}, /* 0x6 */ + {{0x64, 0x4f, 0x4f, 0x88, 0x55, 0x9d, 0xf2, 0x1f, + 0xe0, 0x83, 0xdf, 0xdf, 0xf3, 0x10, 0x00, 0x01, + 0x00}}, /* 0x7 */ + {{0x63, 0x4f, 0x4f, 0x87, 0x5a, 0x81, 0xfb, 0x1f, + 0xe0, 0x83, 0xdf, 0xdf, 0xfc, 0x10, 0x00, 0x05, + 0x00}}, /* 0x8 */ + {{0x65, 0x4f, 0x4f, 0x89, 0x58, 0x80, 0xfb, 0x1f, + 0xe0, 0x83, 0xdf, 0xdf, 0xfc, 0x10, 0x00, 0x05, + 0x61}}, /* 0x9 */ + {{0x65, 0x4f, 0x4f, 0x89, 0x58, 0x80, 0x01, 0x3e, + 0xe0, 0x83, 0xdf, 0xdf, 0x02, 0x00, 0x00, 0x05, + 0x61}}, /* 0xa */ + {{0x67, 0x4f, 0x4f, 0x8b, 0x58, 0x81, 0x0d, 0x3e, + 0xe0, 0x83, 0xdf, 0xdf, 0x0e, 0x00, 0x00, 0x05, + 0x61}}, /* 0xb */ + {{0x65, 0x4f, 0x4f, 0x89, 0x57, 0x9f, 0xfb, 0x1f, + 0xe6, 0x8a, 0xdf, 0xdf, 0xfc, 0x10, 0x00, 0x01, + 0x00}}, /* 0xc */ + {{0x7b, 0x63, 0x63, 0x9f, 0x6a, 0x93, 0x6f, 0xf0, + 0x58, 0x8a, 0x57, 0x57, 0x70, 0x20, 0x00, 0x05, + 0x01}}, /* 0xd */ + {{0x7f, 0x63, 0x63, 0x83, 0x6c, 0x1c, 0x72, 0xf0, + 0x58, 0x8c, 0x57, 0x57, 0x73, 0x20, 0x00, 0x06, + 0x01}}, /* 0xe */ + {{0x7d, 0x63, 0x63, 0x81, 0x6e, 0x1d, 0x98, 0xf0, + 0x7c, 0x82, 0x57, 0x57, 0x99, 0x00, 0x00, 0x06, + 0x01}}, /* 0xf */ + {{0x7f, 0x63, 0x63, 0x83, 0x69, 0x13, 0x6f, 0xf0, + 0x58, 0x8b, 0x57, 0x57, 0x70, 0x20, 0x00, 0x06, + 0x01}}, /* 0x10 */ + {{0x7e, 0x63, 0x63, 0x82, 0x6b, 0x13, 0x75, 0xf0, + 0x58, 0x8b, 0x57, 0x57, 0x76, 0x20, 0x00, 0x06, + 0x01}}, /* 0x11 */ + {{0x81, 0x63, 0x63, 0x85, 0x6d, 0x18, 0x7a, 0xf0, + 0x58, 0x8b, 0x57, 0x57, 0x7b, 0x20, 0x00, 0x06, + 0x61}}, /* 0x12 */ + {{0x83, 0x63, 0x63, 0x87, 0x6e, 0x19, 0x81, 0xf0, + 0x58, 0x8b, 0x57, 0x57, 0x82, 0x20, 0x00, 0x06, + 0x61}}, /* 0x13 */ + {{0x85, 0x63, 0x63, 0x89, 0x6f, 0x1a, 0x91, 0xf0, + 0x58, 0x8b, 0x57, 0x57, 0x92, 0x20, 0x00, 0x06, + 0x61}}, /* 0x14 */ + {{0x99, 0x7f, 0x7f, 0x9d, 0x84, 0x1a, 0x96, 0x1f, + 0x7f, 0x83, 0x7f, 0x7f, 0x97, 0x10, 0x00, 0x02, + 0x00}}, /* 0x15 */ + {{0xa3, 0x7f, 0x7f, 0x87, 0x86, 0x97, 0x24, 0xf5, + 0x02, 0x88, 0xff, 0xff, 0x25, 0x10, 0x00, 0x02, + 0x01}}, /* 0x16 */ + {{0xa1, 0x7f, 0x7f, 0x85, 0x86, 0x97, 0x24, 0xf5, + 0x02, 0x88, 0xff, 0xff, 0x25, 0x10, 0x00, 0x02, + 0x01}}, /* 0x17 */ + {{0x9f, 0x7f, 0x7f, 0x83, 0x85, 0x91, 0x1e, 0xf5, + 0x00, 0x83, 0xff, 0xff, 0x1f, 0x10, 0x00, 0x02, + 0x01}}, /* 0x18 */ + {{0xa7, 0x7f, 0x7f, 0x8b, 0x89, 0x95, 0x26, 0xf5, + 0x00, 0x83, 0xff, 0xff, 0x27, 0x10, 0x00, 0x02, + 0x01}}, /* 0x19 */ + {{0xa9, 0x7f, 0x7f, 0x8d, 0x8c, 0x9a, 0x2c, 0xf5, + 0x00, 0x83, 0xff, 0xff, 0x2d, 0x14, 0x00, 0x02, + 0x62}}, /* 0x1a */ + {{0xab, 0x7f, 0x7f, 0x8f, 0x8d, 0x9b, 0x35, 0xf5, + 0x00, 0x83, 0xff, 0xff, 0x36, 0x14, 0x00, 0x02, + 0x62}}, /* 0x1b */ + {{0xcf, 0x9f, 0x9f, 0x93, 0xb2, 0x01, 0x14, 0xba, + 0x00, 0x83, 0xff, 0xff, 0x15, 0x00, 0x00, 0x03, + 0x00}}, /* 0x1c */ + {{0xce, 0x9f, 0x9f, 0x92, 0xa9, 0x17, 0x28, 0x5a, + 0x00, 0x83, 0xff, 0xff, 0x29, 0x09, 0x00, 0x07, + 0x01}}, /* 0x1d */ + {{0xce, 0x9f, 0x9f, 0x92, 0xa5, 0x17, 0x28, 0x5a, + 0x00, 0x83, 0xff, 0xff, 0x29, 0x09, 0x00, 0x07, + 0x01}}, /* 0x1e */ + {{0xd3, 0x9f, 0x9f, 0x97, 0xab, 0x1f, 0x2e, 0x5a, + 0x00, 0x83, 0xff, 0xff, 0x2f, 0x09, 0x00, 0x07, + 0x01}}, /* 0x1f */ + {{0x09, 0xc7, 0xc7, 0x8d, 0xd3, 0x0b, 0xe0, 0x10, + 0xb0, 0x83, 0xaf, 0xaf, 0xe1, 0x2f, 0x01, 0x04, + 0x00}}, /* 0x20 */ + {{0x09, 0xc7, 0xc7, 0x8d, 0xd3, 0x0b, 0xe0, 0x10, + 0xb0, 0x83, 0xaf, 0xaf, 0xe1, 0x2f, 0x01, 0x04, + 0x00}}, /* 0x21 */ + {{0x09, 0xc7, 0xc7, 0x8d, 0xd3, 0x0b, 0xe0, 0x10, + 0xb0, 0x83, 0xaf, 0xaf, 0xe1, 0x2f, 0x01, 0x04, + 0x00}}, /* 0x22 */ + {{0x09, 0xc7, 0xc7, 0x8d, 0xd3, 0x0b, 0xe0, 0x10, + 0xb0, 0x83, 0xaf, 0xaf, 0xe1, 0x2f, 0x01, 0x04, + 0x00}}, /* 0x23 */ + {{0x09, 0xc7, 0xc7, 0x8d, 0xd3, 0x0b, 0xe0, 0x10, + 0xb0, 0x83, 0xaf, 0xaf, 0xe1, 0x2f, 0x01, 0x04, + 0x00}}, /* 0x24 */ + {{0x09, 0xc7, 0xc7, 0x8d, 0xd3, 0x0b, 0xe0, 0x10, + 0xb0, 0x83, 0xaf, 0xaf, 0xe1, 0x2f, 0x01, 0x04, + 0x00}}, /* 0x25 */ + {{0x09, 0xc7, 0xc7, 0x8d, 0xd3, 0x0b, 0xe0, 0x10, + 0xb0, 0x83, 0xaf, 0xaf, 0xe1, 0x2f, 0x01, 0x04, + 0x00}}, /* 0x26 */ + {{0x40, 0xef, 0xef, 0x84, 0x03, 0x1d, 0xda, 0x1f, + 0xa0, 0x83, 0x9f, 0x9f, 0xdb, 0x1f, 0x41, 0x01, + 0x00}}, /* 0x27 */ + {{0x43, 0xef, 0xef, 0x87, 0x06, 0x00, 0xd4, 0x1f, + 0xa0, 0x83, 0x9f, 0x9f, 0xd5, 0x1f, 0x41, 0x05, + 0x63}}, /* 0x28 */ + {{0x45, 0xef, 0xef, 0x89, 0x07, 0x01, 0xd9, 0x1f, + 0xa0, 0x83, 0x9f, 0x9f, 0xda, 0x1f, 0x41, 0x05, + 0x63}}, /* 0x29 */ + {{0x40, 0xef, 0xef, 0x84, 0x03, 0x1d, 0xda, 0x1f, + 0xa0, 0x83, 0x9f, 0x9f, 0xdb, 0x1f, 0x41, 0x01, + 0x00}}, /* 0x2a */ + {{0x40, 0xef, 0xef, 0x84, 0x03, 0x1d, 0xda, 0x1f, + 0xa0, 0x83, 0x9f, 0x9f, 0xdb, 0x1f, 0x41, 0x01, + 0x00}}, /* 0x2b */ + {{0x40, 0xef, 0xef, 0x84, 0x03, 0x1d, 0xda, 0x1f, + 0xa0, 0x83, 0x9f, 0x9f, 0xdb, 0x1f, 0x41, 0x01, + 0x00}}, /* 0x2c */ + {{0x59, 0xff, 0xff, 0x9d, 0x17, 0x13, 0x33, 0xba, + 0x00, 0x83, 0xff, 0xff, 0x34, 0x0f, 0x41, 0x05, + 0x44}}, /* 0x2d */ + {{0x5b, 0xff, 0xff, 0x9f, 0x18, 0x14, 0x38, 0xba, + 0x00, 0x83, 0xff, 0xff, 0x39, 0x0f, 0x41, 0x05, + 0x44}}, /* 0x2e */ + {{0x5b, 0xff, 0xff, 0x9f, 0x18, 0x14, 0x3d, 0xba, + 0x00, 0x83, 0xff, 0xff, 0x3e, 0x0f, 0x41, 0x05, + 0x44}}, /* 0x2f */ + {{0x5d, 0xff, 0xff, 0x81, 0x19, 0x95, 0x41, 0xba, + 0x00, 0x84, 0xff, 0xff, 0x42, 0x0f, 0x41, 0x05, + 0x44}}, /* 0x30 */ + {{0x55, 0xff, 0xff, 0x99, 0x0d, 0x0c, 0x3e, 0xba, + 0x00, 0x84, 0xff, 0xff, 0x3f, 0x0f, 0x41, 0x05, + 0x00}}, /* 0x31 */ + {{0x7f, 0x63, 0x63, 0x83, 0x6c, 0x1c, 0x72, 0xba, + 0x27, 0x8b, 0xdf, 0xdf, 0x73, 0x00, 0x00, 0x06, + 0x01}}, /* 0x32 */ + {{0x7f, 0x63, 0x63, 0x83, 0x69, 0x13, 0x6f, 0xba, + 0x26, 0x89, 0xdf, 0xdf, 0x6f, 0x00, 0x00, 0x06, + 0x01}}, /* 0x33 */ + {{0x7f, 0x63, 0x63, 0x82, 0x6b, 0x13, 0x75, 0xba, + 0x29, 0x8c, 0xdf, 0xdf, 0x75, 0x00, 0x00, 0x06, + 0x01}}, /* 0x34 */ + {{0xa3, 0x7f, 0x7f, 0x87, 0x86, 0x97, 0x24, 0xf1, + 0xaf, 0x85, 0x3f, 0x3f, 0x25, 0x30, 0x00, 0x02, + 0x01}}, /* 0x35 */ + {{0x9f, 0x7f, 0x7f, 0x83, 0x85, 0x91, 0x1e, 0xf1, + 0xad, 0x81, 0x3f, 0x3f, 0x1f, 0x30, 0x00, 0x02, + 0x01}}, /* 0x36 */ + {{0xa7, 0x7f, 0x7f, 0x88, 0x89, 0x95, 0x26, 0xf1, + 0xb1, 0x85, 0x3f, 0x3f, 0x27, 0x30, 0x00, 0x02, + 0x01}}, /* 0x37 */ + {{0xce, 0x9f, 0x9f, 0x92, 0xa9, 0x17, 0x28, 0xc4, + 0x7a, 0x8e, 0xcf, 0xcf, 0x29, 0x21, 0x00, 0x07, + 0x01}}, /* 0x38 */ + {{0xce, 0x9f, 0x9f, 0x92, 0xa5, 0x17, 0x28, 0xd4, + 0x7a, 0x8e, 0xcf, 0xcf, 0x29, 0x21, 0x00, 0x07, + 0x01}}, /* 0x39 */ + {{0xd3, 0x9f, 0x9f, 0x97, 0xab, 0x1f, 0x2e, 0xd4, + 0x7d, 0x81, 0xcf, 0xcf, 0x2f, 0x21, 0x00, 0x07, + 0x01}}, /* 0x3a */ + {{0xdc, 0x9f, 0x9f, 0x80, 0xaf, 0x9d, 0xe6, 0xff, + 0xc0, 0x83, 0xbf, 0xbf, 0xe7, 0x10, 0x00, 0x07, + 0x01}}, /* 0x3b */ + {{0x6b, 0x59, 0x59, 0x8f, 0x5e, 0x8c, 0x0b, 0x3e, + 0xe9, 0x8b, 0xdf, 0xe7, 0x04, 0x00, 0x00, 0x05, + 0x00}}, /* 0x3c */ + {{0x6d, 0x59, 0x59, 0x91, 0x60, 0x89, 0x53, 0xf0, + 0x41, 0x84, 0x3f, 0x3f, 0x54, 0x00, 0x00, 0x05, + 0x41}}, /* 0x3d */ + {{0x86, 0x6a, 0x6a, 0x8a, 0x74, 0x06, 0x8c, 0x15, + 0x4f, 0x83, 0xef, 0xef, 0x8d, 0x30, 0x00, 0x02, + 0x00}}, /* 0x3e */ + {{0x81, 0x6a, 0x6a, 0x85, 0x70, 0x00, 0x0f, 0x3e, + 0xeb, 0x8e, 0xdf, 0xdf, 0x10, 0x00, 0x00, 0x02, + 0x00}}, /* 0x3f */ + {{0xa3, 0x7f, 0x7f, 0x87, 0x86, 0x97, 0x1e, 0xf1, + 0xae, 0x85, 0x57, 0x57, 0x1f, 0x30, 0x00, 0x02, + 0x01}}, /* 0x40 */ + {{0xa3, 0x7f, 0x7f, 0x87, 0x86, 0x97, 0x24, 0xf5, + 0x02, 0x88, 0xff, 0xff, 0x25, 0x10, 0x00, 0x02, + 0x01}}, /* 0x41 */ + {{0xce, 0x9f, 0x9f, 0x92, 0xa9, 0x17, 0x20, 0xf5, + 0x03, 0x88, 0xff, 0xff, 0x21, 0x10, 0x00, 0x07, + 0x01}}, /* 0x42 */ + {{0xe6, 0xae, 0xae, 0x8a, 0xbd, 0x90, 0x3d, 0x10, + 0x1a, 0x8d, 0x19, 0x19, 0x3e, 0x2f, 0x00, 0x03, + 0x00}}, /* 0x43 */ + {{0xc3, 0x8f, 0x8f, 0x87, 0x9b, 0x0b, 0x82, 0xef, + 0x60, 0x83, 0x5f, 0x5f, 0x83, 0x10, 0x00, 0x07, + 0x01}}, /* 0x44 */ + {{0x86, 0x69, 0x69, 0x8A, 0x74, 0x06, 0x8C, 0x15, + 0x4F, 0x83, 0xEF, 0xEF, 0x8D, 0x30, 0x00, 0x02, + 0x00}}, /* 0x45 */ + {{0x83, 0x69, 0x69, 0x87, 0x6f, 0x1d, 0x03, 0x3E, + 0xE5, 0x8d, 0xDF, 0xe4, 0x04, 0x00, 0x00, 0x06, + 0x00}}, /* 0x46 */ + {{0x86, 0x6A, 0x6A, 0x8A, 0x74, 0x06, 0x8C, 0x15, + 0x4F, 0x83, 0xEF, 0xEF, 0x8D, 0x30, 0x00, 0x02, + 0x00}}, /* 0x47 */ + {{0x81, 0x6A, 0x6A, 0x85, 0x70, 0x00, 0x0F, 0x3E, + 0xEB, 0x8E, 0xDF, 0xDF, 0x10, 0x00, 0x00, 0x02, + 0x00}}, /* 0x48 */ + {{0xdd, 0xa9, 0xa9, 0x81, 0xb4, 0x97, 0x26, 0xfd, + 0x01, 0x8d, 0xff, 0x00, 0x27, 0x10, 0x00, 0x03, + 0x01}}, /* 0x49 */ + {{0xd9, 0x8f, 0x8f, 0x9d, 0xba, 0x0a, 0x8a, 0xff, + 0x60, 0x8b, 0x5f, 0x5f, 0x8b, 0x10, 0x00, 0x03, + 0x01}}, /* 0x4a */ + {{0xea, 0xae, 0xae, 0x8e, 0xba, 0x82, 0x40, 0x10, + 0x1b, 0x87, 0x19, 0x1a, 0x41, 0x0f, 0x00, 0x03, + 0x00}}, /* 0x4b */ + {{0xd3, 0x9f, 0x9f, 0x97, 0xab, 0x1f, 0xf1, 0xff, + 0xc0, 0x83, 0xbf, 0xbf, 0xf2, 0x10, 0x00, 0x07, + 0x01}}, /* 0x4c */ + {{0x75, 0x5f, 0x5f, 0x99, 0x66, 0x90, 0x53, 0xf0, + 0x41, 0x84, 0x3f, 0x3f, 0x54, 0x00, 0x00, 0x05, + 0x41}}, + {{0x2d, 0x27, 0x28, 0x90, 0x2c, 0x80, 0x0b, 0x3e, + 0xe9, 0x8b, 0xdf, 0xe7, 0x04, 0x00, 0x00, 0x00, + 0x00}}, /* 0x4e */ + {{0xcd, 0x9f, 0x9f, 0x91, 0xab, 0x1c, 0x3a, 0xff, + 0x20, 0x83, 0x1f, 0x1f, 0x3b, 0x10, 0x00, 0x07, + 0x21}}, /* 0x4f */ + {{0x15, 0xd1, 0xd1, 0x99, 0xe2, 0x19, 0x3d, 0x10, + 0x1a, 0x8d, 0x19, 0x19, 0x3e, 0x2f, 0x01, 0x0c, + 0x20}}, /* 0x50 */ + {{0x0e, 0xef, 0xef, 0x92, 0xfe, 0x03, 0x30, 0xf0, + 0x1e, 0x83, 0x1b, 0x1c, 0x31, 0x00, 0x01, 0x00, + 0x61}}, /* 0x51 */ + {{0x85, 0x77, 0x77, 0x89, 0x7d, 0x01, 0x31, 0xf0, + 0x1e, 0x84, 0x1b, 0x1c, 0x32, 0x00, 0x00, 0x02, + 0x41}}, /* 0x52 */ + {{0x87, 0x77, 0x77, 0x8b, 0x81, 0x0b, 0x68, 0xf0, + 0x5a, 0x80, 0x57, 0x57, 0x69, 0x00, 0x00, 0x02, + 0x01}}, /* 0x53 */ + {{0xcd, 0x8f, 0x8f, 0x91, 0x9b, 0x1b, 0x7a, 0xff, + 0x64, 0x8c, 0x5f, 0x62, 0x7b, 0x10, 0x00, 0x07, + 0x41}} /* 0x54 */ +}; + +static const struct SiS_VCLKData SiSUSB_VCLKData[] = { + {0x1b, 0xe1, 25}, /* 0x00 */ + {0x4e, 0xe4, 28}, /* 0x01 */ + {0x57, 0xe4, 31}, /* 0x02 */ + {0xc3, 0xc8, 36}, /* 0x03 */ + {0x42, 0xe2, 40}, /* 0x04 */ + {0xfe, 0xcd, 43}, /* 0x05 */ + {0x5d, 0xc4, 44}, /* 0x06 */ + {0x52, 0xe2, 49}, /* 0x07 */ + {0x53, 0xe2, 50}, /* 0x08 */ + {0x74, 0x67, 52}, /* 0x09 */ + {0x6d, 0x66, 56}, /* 0x0a */ + {0x5a, 0x64, 65}, /* 0x0b */ + {0x46, 0x44, 67}, /* 0x0c */ + {0xb1, 0x46, 68}, /* 0x0d */ + {0xd3, 0x4a, 72}, /* 0x0e */ + {0x29, 0x61, 75}, /* 0x0f */ + {0x6e, 0x46, 76}, /* 0x10 */ + {0x2b, 0x61, 78}, /* 0x11 */ + {0x31, 0x42, 79}, /* 0x12 */ + {0xab, 0x44, 83}, /* 0x13 */ + {0x46, 0x25, 84}, /* 0x14 */ + {0x78, 0x29, 86}, /* 0x15 */ + {0x62, 0x44, 94}, /* 0x16 */ + {0x2b, 0x41, 104}, /* 0x17 */ + {0x3a, 0x23, 105}, /* 0x18 */ + {0x70, 0x44, 108}, /* 0x19 */ + {0x3c, 0x23, 109}, /* 0x1a */ + {0x5e, 0x43, 113}, /* 0x1b */ + {0xbc, 0x44, 116}, /* 0x1c */ + {0xe0, 0x46, 132}, /* 0x1d */ + {0x54, 0x42, 135}, /* 0x1e */ + {0xea, 0x2a, 139}, /* 0x1f */ + {0x41, 0x22, 157}, /* 0x20 */ + {0x70, 0x24, 162}, /* 0x21 */ + {0x30, 0x21, 175}, /* 0x22 */ + {0x4e, 0x22, 189}, /* 0x23 */ + {0xde, 0x26, 194}, /* 0x24 */ + {0x62, 0x06, 202}, /* 0x25 */ + {0x3f, 0x03, 229}, /* 0x26 */ + {0xb8, 0x06, 234}, /* 0x27 */ + {0x34, 0x02, 253}, /* 0x28 */ + {0x58, 0x04, 255}, /* 0x29 */ + {0x24, 0x01, 265}, /* 0x2a */ + {0x9b, 0x02, 267}, /* 0x2b */ + {0x70, 0x05, 270}, /* 0x2c */ + {0x25, 0x01, 272}, /* 0x2d */ + {0x9c, 0x02, 277}, /* 0x2e */ + {0x27, 0x01, 286}, /* 0x2f */ + {0x3c, 0x02, 291}, /* 0x30 */ + {0xef, 0x0a, 292}, /* 0x31 */ + {0xf6, 0x0a, 310}, /* 0x32 */ + {0x95, 0x01, 315}, /* 0x33 */ + {0xf0, 0x09, 324}, /* 0x34 */ + {0xfe, 0x0a, 331}, /* 0x35 */ + {0xf3, 0x09, 332}, /* 0x36 */ + {0xea, 0x08, 340}, /* 0x37 */ + {0xe8, 0x07, 376}, /* 0x38 */ + {0xde, 0x06, 389}, /* 0x39 */ + {0x52, 0x2a, 54}, /* 0x3a 301 TV */ + {0x52, 0x6a, 27}, /* 0x3b 301 TV */ + {0x62, 0x24, 70}, /* 0x3c 301 TV */ + {0x62, 0x64, 70}, /* 0x3d 301 TV */ + {0xa8, 0x4c, 30}, /* 0x3e 301 TV */ + {0x20, 0x26, 33}, /* 0x3f 301 TV */ + {0x31, 0xc2, 39}, /* 0x40 */ + {0x60, 0x36, 30}, /* 0x41 Chrontel */ + {0x40, 0x4a, 28}, /* 0x42 Chrontel */ + {0x9f, 0x46, 44}, /* 0x43 Chrontel */ + {0x97, 0x2c, 26}, /* 0x44 */ + {0x44, 0xe4, 25}, /* 0x45 Chrontel */ + {0x7e, 0x32, 47}, /* 0x46 Chrontel */ + {0x8a, 0x24, 31}, /* 0x47 Chrontel */ + {0x97, 0x2c, 26}, /* 0x48 Chrontel */ + {0xce, 0x3c, 39}, /* 0x49 */ + {0x52, 0x4a, 36}, /* 0x4a Chrontel */ + {0x34, 0x61, 95}, /* 0x4b */ + {0x78, 0x27, 108}, /* 0x4c - was 102 */ + {0x66, 0x43, 123}, /* 0x4d Modes 0x26-0x28 (1400x1050) */ + {0x41, 0x4e, 21}, /* 0x4e */ + {0xa1, 0x4a, 29}, /* 0x4f Chrontel */ + {0x19, 0x42, 42}, /* 0x50 */ + {0x54, 0x46, 58}, /* 0x51 Chrontel */ + {0x25, 0x42, 61}, /* 0x52 */ + {0x44, 0x44, 66}, /* 0x53 Chrontel */ + {0x3a, 0x62, 70}, /* 0x54 Chrontel */ + {0x62, 0xc6, 34}, /* 0x55 848x480-60 */ + {0x6a, 0xc6, 37}, /* 0x56 848x480-75 - TEMP */ + {0xbf, 0xc8, 35}, /* 0x57 856x480-38i,60 */ + {0x30, 0x23, 88}, /* 0x58 1360x768-62 (is 60Hz!) */ + {0x52, 0x07, 149}, /* 0x59 1280x960-85 */ + {0x56, 0x07, 156}, /* 0x5a 1400x1050-75 */ + {0x70, 0x29, 81}, /* 0x5b 1280x768 LCD */ + {0x45, 0x25, 83}, /* 0x5c 1280x800 */ + {0x70, 0x0a, 147}, /* 0x5d 1680x1050 */ + {0x70, 0x24, 162}, /* 0x5e 1600x1200 */ + {0x5a, 0x64, 65}, /* 0x5f 1280x720 - temp */ + {0x63, 0x46, 68}, /* 0x60 1280x768_2 */ + {0x31, 0x42, 79}, /* 0x61 1280x768_3 - temp */ + {0, 0, 0}, /* 0x62 - custom (will be filled out at run-time) */ + {0x5a, 0x64, 65}, /* 0x63 1280x720 (LCD LVDS) */ + {0x70, 0x28, 90}, /* 0x64 1152x864@60 */ + {0x41, 0xc4, 32}, /* 0x65 848x480@60 */ + {0x5c, 0xc6, 32}, /* 0x66 856x480@60 */ + {0x76, 0xe7, 27}, /* 0x67 720x480@60 */ + {0x5f, 0xc6, 33}, /* 0x68 720/768x576@60 */ + {0x52, 0x27, 75}, /* 0x69 1920x1080i 60Hz interlaced */ + {0x7c, 0x6b, 38}, /* 0x6a 960x540@60 */ + {0xe3, 0x56, 41}, /* 0x6b 960x600@60 */ + {0x45, 0x25, 83}, /* 0x6c 1280x800 */ + {0x70, 0x28, 90}, /* 0x6d 1152x864@60 */ + {0x15, 0xe1, 20}, /* 0x6e 640x400@60 (fake, not actually used) */ + {0x5f, 0xc6, 33}, /* 0x6f 720x576@60 */ + {0x37, 0x5a, 10}, /* 0x70 320x200@60 (fake, not actually used) */ + {0x2b, 0xc2, 35} /* 0x71 768@576@60 */ +}; + +int SiSUSBSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo); +int SiSUSBSetVESAMode(struct SiS_Private *SiS_Pr, unsigned short VModeNo); + +extern int sisusb_setreg(struct sisusb_usb_data *sisusb, int port, u8 data); +extern int sisusb_getreg(struct sisusb_usb_data *sisusb, int port, u8 * data); +extern int sisusb_setidxreg(struct sisusb_usb_data *sisusb, int port, + u8 index, u8 data); +extern int sisusb_getidxreg(struct sisusb_usb_data *sisusb, int port, + u8 index, u8 * data); +extern int sisusb_setidxregandor(struct sisusb_usb_data *sisusb, int port, + u8 idx, u8 myand, u8 myor); +extern int sisusb_setidxregor(struct sisusb_usb_data *sisusb, int port, + u8 index, u8 myor); +extern int sisusb_setidxregand(struct sisusb_usb_data *sisusb, int port, + u8 idx, u8 myand); + +void sisusb_delete(struct kref *kref); +int sisusb_writeb(struct sisusb_usb_data *sisusb, u32 adr, u8 data); +int sisusb_readb(struct sisusb_usb_data *sisusb, u32 adr, u8 * data); +int sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src, + u32 dest, int length, size_t * bytes_written); +int sisusb_reset_text_mode(struct sisusb_usb_data *sisusb, int init); +int sisusbcon_do_font_op(struct sisusb_usb_data *sisusb, int set, int slot, + u8 * arg, int cmapsz, int ch512, int dorecalc, + struct vc_data *c, int fh, int uplock); +void sisusb_set_cursor(struct sisusb_usb_data *sisusb, unsigned int location); +int sisusb_console_init(struct sisusb_usb_data *sisusb, int first, int last); +void sisusb_console_exit(struct sisusb_usb_data *sisusb); +void sisusb_init_concode(void); + +#endif diff --git a/kernel/drivers/usb/misc/sisusbvga/sisusb_struct.h b/kernel/drivers/usb/misc/sisusbvga/sisusb_struct.h new file mode 100644 index 000000000..1c4240e80 --- /dev/null +++ b/kernel/drivers/usb/misc/sisusbvga/sisusb_struct.h @@ -0,0 +1,161 @@ +/* + * General structure definitions for universal mode switching modules + * + * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria + * + * If distributed as part of the Linux kernel, the following license terms + * apply: + * + * * This program is free software; you can redistribute it and/or modify + * * it under the terms of the GNU General Public License as published by + * * the Free Software Foundation; either version 2 of the named License, + * * or any later version. + * * + * * This program is distributed in the hope that it will be useful, + * * but WITHOUT ANY WARRANTY; without even the implied warranty of + * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * * GNU General Public License for more details. + * * + * * You should have received a copy of the GNU General Public License + * * along with this program; if not, write to the Free Software + * * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA + * + * Otherwise, the following license terms apply: + * + * * Redistribution and use in source and binary forms, with or without + * * modification, are permitted provided that the following conditions + * * are met: + * * 1) Redistributions of source code must retain the above copyright + * * notice, this list of conditions and the following disclaimer. + * * 2) Redistributions in binary form must reproduce the above copyright + * * notice, this list of conditions and the following disclaimer in the + * * documentation and/or other materials provided with the distribution. + * * 3) The name of the author may not be used to endorse or promote products + * * derived from this software without specific prior written permission. + * * + * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Author: Thomas Winischhofer <thomas@winischhofer.net> + * + */ + +#ifndef _SISUSB_STRUCT_H_ +#define _SISUSB_STRUCT_H_ + +struct SiS_St { + unsigned char St_ModeID; + unsigned short St_ModeFlag; + unsigned char St_StTableIndex; + unsigned char St_CRT2CRTC; + unsigned char St_ResInfo; + unsigned char VB_StTVFlickerIndex; + unsigned char VB_StTVEdgeIndex; + unsigned char VB_StTVYFilterIndex; + unsigned char St_PDC; +}; + +struct SiS_StandTable { + unsigned char CRT_COLS; + unsigned char ROWS; + unsigned char CHAR_HEIGHT; + unsigned short CRT_LEN; + unsigned char SR[4]; + unsigned char MISC; + unsigned char CRTC[0x19]; + unsigned char ATTR[0x14]; + unsigned char GRC[9]; +}; + +struct SiS_StResInfo_S { + unsigned short HTotal; + unsigned short VTotal; +}; + +struct SiS_Ext { + unsigned char Ext_ModeID; + unsigned short Ext_ModeFlag; + unsigned short Ext_VESAID; + unsigned char Ext_RESINFO; + unsigned char VB_ExtTVFlickerIndex; + unsigned char VB_ExtTVEdgeIndex; + unsigned char VB_ExtTVYFilterIndex; + unsigned char VB_ExtTVYFilterIndexROM661; + unsigned char REFindex; + char ROMMODEIDX661; +}; + +struct SiS_Ext2 { + unsigned short Ext_InfoFlag; + unsigned char Ext_CRT1CRTC; + unsigned char Ext_CRTVCLK; + unsigned char Ext_CRT2CRTC; + unsigned char Ext_CRT2CRTC_NS; + unsigned char ModeID; + unsigned short XRes; + unsigned short YRes; + unsigned char Ext_PDC; + unsigned char Ext_FakeCRT2CRTC; + unsigned char Ext_FakeCRT2Clk; +}; + +struct SiS_CRT1Table { + unsigned char CR[17]; +}; + +struct SiS_VCLKData { + unsigned char SR2B, SR2C; + unsigned short CLOCK; +}; + +struct SiS_ModeResInfo { + unsigned short HTotal; + unsigned short VTotal; + unsigned char XChar; + unsigned char YChar; +}; + +struct SiS_Private { + void *sisusb; + + unsigned long IOAddress; + + unsigned long SiS_P3c4; + unsigned long SiS_P3d4; + unsigned long SiS_P3c0; + unsigned long SiS_P3ce; + unsigned long SiS_P3c2; + unsigned long SiS_P3ca; + unsigned long SiS_P3c6; + unsigned long SiS_P3c7; + unsigned long SiS_P3c8; + unsigned long SiS_P3c9; + unsigned long SiS_P3cb; + unsigned long SiS_P3cc; + unsigned long SiS_P3cd; + unsigned long SiS_P3da; + unsigned long SiS_Part1Port; + + unsigned char SiS_MyCR63; + unsigned short SiS_CRT1Mode; + unsigned short SiS_ModeType; + unsigned short SiS_SetFlag; + + const struct SiS_StandTable *SiS_StandTable; + const struct SiS_St *SiS_SModeIDTable; + const struct SiS_Ext *SiS_EModeIDTable; + const struct SiS_Ext2 *SiS_RefIndex; + const struct SiS_CRT1Table *SiS_CRT1Table; + const struct SiS_VCLKData *SiS_VCLKData; + const struct SiS_ModeResInfo *SiS_ModeResInfo; +}; + +#endif |